Kim Young-dae: The Life Story Behind Korea's Rising Lead

Kim Young-dae is the young actor who rose from small web dramas to the centre of Korean television in only a few years. In Extraordinary You he played a cold, handsome student in a comic-book world. In The Penthouse he played a young man caught in a rich family’s dark secrets. In Shooting Stars he played a famous star learning to be human, and in Moon in the Day he played a man living across two lifetimes. His acting is calm, tall and serious, and viewers remember his quiet strength.

He was born in Seoul on 2 March 1996, and he began acting in 2017, when he was twenty-one years old. He did not come from a famous family, and he did not have a long training in the spotlight. He learned on the job, in web dramas and small television parts, and he grew with each role until directors trusted him with leading parts in major dramas.

This is the story of a fast rise built on steady work. Kim Young-dae shows that a newcomer can become a leading man quickly if he is willing to learn, to listen, and to take the hard roles that teach him most.

A Seoul Childhood and a Late Start

Kim Young-dae was born in Seoul on 2 March 1996, in a city full of schools, studios and dreams. He grew up in ordinary family life, going to school and living the normal life of a Korean boy. He was tall from a young age, and people often noticed his height and his calm face. But he did not dream of acting as a small child. His path to the screen came later than for many stars, and that late start shaped his story.

As a teenager he lived a normal school life, studying and thinking about his future like other young people. He did not attend a famous arts school as a child, and he did not spend his youth on stage. When he finally thought about acting, he was already a young adult, and he had to learn quickly. That pressure made him serious about his work from the very beginning.

He decided to try acting when he was twenty-one, an age when many young actors have already been working for years. He knew he was behind, and he knew he would have to work harder to catch up. He took that challenge with a calm mind. He did not panic, and he did not look for shortcuts. He looked for chances to learn, and he took them one by one.

His late start gave him a useful quality: humility. He knew he was new, and he listened to directors and older actors with care. He did not pretend to know everything. That humble attitude won him trust, and it helped him grow faster than if he had been proud. He was a student of acting, and he treated every set as a classroom.

Web Dramas and the First Small Roles

Kim Young-dae made his acting debut in 2017 in a web drama called Secret Crushes, a short online story about young love. Web dramas are a common first step for young Korean actors, because they are short, they reach young viewers on phones, and they give a newcomer a chance to learn in front of a camera without the pressure of a major television drama. He took that chance and learned from it.

He also appeared in other small roles in television, playing young men in school and in love stories. These parts were not large, but they taught him the basics: how to hit a mark, how to speak to a camera, how to work with a co-star, and how to keep a scene alive. He learned that acting is not only about looking good. It is about listening, reacting, and telling the truth in a small moment.

In those early years he worked hard and stayed patient. He knew that a web drama would not make him famous, but it would make him better. He treated each small role as a step, not as a destination. That patience is rare in a young actor, and it is one of the reasons his career grew so fast once the bigger roles came.

He also learned how to handle rejection. Many young actors audition for many parts and hear no many times. He heard no as well, and he kept going. He believed that if he kept improving, the right role would come. That belief, simple as it sounds, is what carries many actors through their hardest years.

Extraordinary You and the First Big Break

In 2019 Kim Young-dae took a major step forward in the fantasy drama Extraordinary You, a story about a girl who discovers she is a character in a comic book and tries to change her fate. He played Oh Nam-joo, a handsome, cold and proud student who is the main character of the comic world. The drama was popular with young viewers, and his performance made him known to a wide audience for the first time.

The role suited his tall, calm presence. He played a young man who seems perfect on the outside but is trapped by a story he did not write. That idea, of being trapped by fate, gave the role depth, and he played it with a quiet seriousness that viewers liked. He was not the warmest character in the drama, but he was one of the most memorable, because he made a comic-book figure feel like a real person with real pride and real pain.

Extraordinary You also taught him about working in a large cast of young actors. He learned to share the screen, to support his co-stars, and to find his place in a story with many characters. That teamwork is a skill that has helped him in every drama since, because a good actor does not only shine alone. He makes the whole story shine.

After Extraordinary You, his name was known to drama fans, and directors began to offer him larger roles. He had gone from web dramas to a major television hit in two years, a fast rise by any measure. But he knew the rise was only the beginning, and that he would need to keep learning to stay at the top.

The Penthouse and Life in a Rich, Dark World

In 2020 Kim Young-dae joined the cast of The Penthouse, a dramatic and sensational series about rich families living in a luxury tower in Seoul, full of secrets, ambition and revenge. He played Joo Seok-hoon, the son of a powerful and cruel man, a young man caught between his father’s darkness and his own wish to be good. The drama was a huge hit, watched by millions, and it made him a household name.

The Penthouse was very different from Extraordinary You. It was loud, dramatic and full of twists, and it demanded big emotions in every episode. He learned to play anger, love, guilt and fear in a story that never slowed down. He also learned to work with older, experienced actors who played his parents, and to hold his own in scenes with them. That experience made him stronger as an actor.

The drama ran for several seasons, and his character grew across them. He began as a cold young man, and he slowly learned to question his father and to choose his own path. That journey, from obedience to independence, is one that many young viewers understood. It is the journey of growing up, of learning to think for yourself, and he played it with care.

The Penthouse also brought him fame and pressure. He was now a star, and people watched his work with high hopes. He handled that pressure quietly, without scandal, and he kept his focus on the next role. That steady attitude helped him move from one success to the next without losing himself.

Shooting Stars and a Lighter Leading Man

In 2022 Kim Young-dae starred in Shooting Stars, a romantic comedy about the world behind the stars, the managers, publicists and workers who keep a celebrity’s life running. He played Gong Tae-sung, a famous actor who seems perfect on the outside but is lonely and awkward in real life. The drama was warm and funny, and it showed a lighter side of his acting that viewers had not seen before.

The role was a good test for him, because it asked him to be funny without losing his calm strength. He played a star who is used to being admired, but who does not know how to be loved as a real person. That idea is close to the life of a real actor, and he played it with honesty. Viewers liked seeing him smile, joke and stumble, after years of playing cold and serious young men.

Shooting Stars also showed his chemistry with his co-star, and the drama became a favourite for fans of romantic comedy. It proved that he could carry a light, happy story as well as a dark, dramatic one. A good actor needs that range, and he was building it role by role. He was no longer only the cold student or the rich son. He was a leading man who could do many things.

After Shooting Stars, he was offered more leading roles, and he chose them with care. He wanted stories that would teach him something new, not only stories that would repeat his old successes. That choice shows a mature mind for a young actor, and it is why his career has kept growing.

Moon in the Day and No Gain, No Love

In 2023 Kim Young-dae starred in Moon in the Day, a fantasy drama about a man who lives across two lifetimes, one in the past and one in the present, bound by love and revenge. The role demanded that he play two versions of the same soul, one ancient and one modern, and he made the difference clear through his voice, his manner and his eyes. The drama was complex, and his performance held it together.

The following year, in 2024, he starred in No Gain, No Love, a romantic comedy about a woman who enters a fake marriage to gain an advantage at work. He played a quiet, kind man who becomes part of her plan, and the drama was loved for its warmth and humour. Once again he showed that he could move between fantasy and comedy, between dark and light, without losing his own style.

These two dramas, back to back, showed his range and his work ethic. He did not rest after The Penthouse. He kept taking new roles, learning new genres, and growing as an actor. He was building a career that was not based on one hit, but on many different kinds of work, and that is the safest kind of career an actor can build.

He also began to be noticed by viewers outside Korea, as his dramas reached streaming audiences around the world. His calm, tall presence translated well across cultures, and fans in many countries began to follow his work. He had become a global young star, still learning, still growing, and still humble about his fast rise.

A Rising Lead With Much Still to Prove

Today Kim Young-dae is one of the most promising young leading men in Korean drama. He has risen from web dramas to major hits in only a few years, and he has done it by working hard, by listening, and by choosing roles that challenge him. He has played a comic-book student, a rich son, a famous star, and a man across two lifetimes, and each role has added to his skill.

His future will depend on the choices he makes in his late twenties and early thirties. If he keeps choosing varied and demanding roles, he will grow into one of the great actors of his generation. He has the height, the looks and the calm presence that make a leading man, but more importantly, he has the work ethic and the humility that make a lasting actor.

For young viewers, his life is a useful example. He started late, he learned fast, and he did not let early fame stop him from learning. He shows that a fast rise is possible, but only if it is built on real work. He also shows that a newcomer can become a star without losing his humility, if he remembers where he started.

When people look back at Korean drama in the early 2020s, they will remember The Penthouse and Extraordinary You, and they will remember Kim Young-dae at the heart of both. He is a rising lead, and his story is still being written, with many chapters still to come.

Tall, Calm, and Serious: His Screen Presence

Kim Young-dae has a screen presence that is hard to teach. He is tall, he stands straight, and he speaks calmly, and that combination makes viewers pay attention the moment he appears. A tall actor can dominate a scene simply by standing in it, but he does not use his height to show off. He uses it to show strength, to stand firm when his character faces trouble, and to give the audience a feeling of safety. That quiet strength is the centre of his acting.

His calm manner is also a large part of his presence. He does not shout, he does not rush, and he does not try to be funny all the time. He speaks slowly, he looks directly, and he lets the feeling build. That calm makes his angry scenes more powerful, because when a calm person finally raises his voice, the audience feels the weight of it. He understands that contrast, and he uses it well, saving his big emotions for the moments that truly need them.

He also uses stillness better than many young actors. In a scene, he can stand still and let the camera come to him, instead of moving all the time to attract attention. That stillness takes confidence, because a young actor often fears that stillness will look like doing nothing. He knows that stillness can be powerful, that a person who stands still in a storm shows more strength than a person who runs. That lesson, learned early, makes his performances feel mature.

His serious face also helps him play characters who carry a burden. He looks like a young man who has thought deeply, who has worries, and who takes life seriously. That look suits the roles he has played, a cold student, a rich son with a cruel father, a famous star who is lonely, and a man living across two lifetimes. Each of those characters carries a weight, and his face shows that weight without him having to explain it in words.

He has also learned to soften that serious presence with warmth. In Shooting Stars, he showed a lighter side, smiling, joking, and stumbling, and viewers loved seeing that warmth. That balance, serious and warm at once, is hard to find, and it is why he can play both dark dramas and romantic comedies. He is not only a serious actor. He is a complete actor, with many feelings inside one calm face.

Finally, his presence is built on preparation. He studies his character, he thinks about the whole story, and he arrives on set ready. That readiness shows in his posture, in his voice, and in his eyes. An actor who is prepared looks different from one who is not, and the audience can feel the difference even if they cannot name it. His calm, tall presence is not an accident. It is the result of hard work, humility, and a serious attitude to his craft.

From Web Dramas to Prime Time

Kim Young-dae began in web dramas, short online stories watched on phones, and he rose to prime time television in only a few years. That journey is a modern story, because web dramas are now a common first step for young actors. They are short, they are cheap to make, and they reach young viewers directly. He took that step seriously, treating a web drama as if it were a major television drama, and that seriousness is why he rose so fast. He did not treat small work as unimportant. He treated it as training, and training pays off.

Web dramas taught him how to act for a small screen, close to the face, where every small movement matters. On a phone, the audience sees the actor’s eyes clearly, and a false look is easy to spot. He learned to be honest in close-up, to let his eyes tell the story, and to trust a small gesture. That skill, learned on a phone screen, later helped him on a large television screen, where the same honesty works even better.

He also learned how to work fast in web dramas. They are filmed quickly, with little time for many takes, and an actor must be ready at once. He learned to arrive prepared, to know his lines, and to give his best in the first take. That speed and preparation became a habit, and it has helped him in major dramas, where time is also short and preparation is everything. He learned early that professionalism is not about being famous. It is about being ready.

His move to prime time came with Extraordinary You, and then with The Penthouse, two dramas that were watched by millions. The jump from a phone screen to a national broadcast is large, and many web actors fail to make it. He made it because he had the skill, the presence, and the discipline to carry a major role. He did not change his way of working when the audience grew. He kept the same honesty he had learned in web dramas, and that honesty worked on every screen, large or small.

Prime time also brought new pressure. Millions of viewers, critics, and the media all watched his work, and every mistake was noticed. He handled that pressure with calm, because he had already learned to work under pressure in web dramas, where the audience is close and honest. He did not panic. He kept learning, kept improving, and let his work answer the critics. That calm is a large part of why his rise has lasted, and why he is still trusted with leading roles.

Finally, his journey from web to prime time is a lesson for young actors today. The path to fame has changed. It no longer starts only on television. It can start on a phone, on a web drama, or on a small screen, and it can lead to the biggest stages. He proved that a small start can lead to a large career, if the actor treats the small start with respect. That is a hopeful message for every young person who begins with little, and dreams of much.

My Take:

I think Kim Young-dae’s story is about starting late and still catching up, and that gives me hope. He began acting at twenty-one, when many young actors had already been working for years. He did not panic about being behind. He learned fast, he listened, and he took every small role as a lesson. I often feel behind other people, and his life tells me that behind is not the same as lost. If I work hard and learn quickly, I can still catch up. That is a simple and powerful thought.

What I admire most is his humility. He knew he was new, and he did not pretend to be a finished actor. He listened to directors, he watched older actors, and he treated every set as a classroom. I think that is a brave way to live. Many people hide what they do not know because they fear looking foolish. He showed his learning openly, and he got better in front of everyone. I want to be brave like that, to admit what I do not know and to learn it without shame.

His role in Extraordinary You makes me think about fate. He played a young man trapped in a comic-book story, living a life that someone else wrote for him. I think many of us feel trapped by a story we did not write, by family hopes, by society, by money, or by fear. His character tried to change his fate, and that effort is what made him interesting. I want to try to change my own fate too, to write my own story instead of only living the one others wrote for me.

I am moved by his work in The Penthouse, where he played a son caught between a cruel father and his own wish to be good. That is a hard place to be. Many young people love their parents and also see their faults, and they must decide what kind of person they will be. His character slowly learned to think for himself, and that journey is one I understand. Growing up means learning to choose your own values, even when they differ from your family’s. His performance honours that difficult journey.

His lighter role in Shooting Stars also teaches me something. He played a famous star who is lonely and awkward in real life, and that made me think about fame. People often think famous people have everything, but they can be lonely too. His character did not know how to be loved as a real person, only as a star. I think that is true of many people who are admired for their work but not known for who they are. I want to be known for who I am, not only for what I do, and to let people love the real me.

There is a sad side to his story as well. He started late, he faced rejection, and he had to learn quickly under pressure. That is not easy, and I feel the weight of it. But his story does not end in sadness. It ends in success, in leading roles, and in respect. That gives me hope that hard beginnings do not decide the ending. A late start can still lead to a good life, if you keep working and keep learning.

I think about his discipline. He rose fast, but he did not let fame stop his learning. He kept taking new roles, new genres, and new challenges. Many people stop learning when they succeed, and they repeat the same work until it grows stale. He does the opposite. He looks for the harder role, the new genre, the unfamiliar story. I want that attitude. I want to keep learning even when I am comfortable, and to try new things even when I might fail.

His role in Moon in the Day makes me think about time and love across lifetimes. He played a man bound by love and revenge across two lives, and that idea is both sad and beautiful. I think love and pain can last longer than one lifetime in our memories, in our families, and in our stories. His drama honours that depth, and it makes me want to value the people I love now, because the bonds we build today may outlast us in the stories others tell.

I admire his calm presence. He does not shout or show off. He stands tall, speaks quietly, and lets his acting do the work. In a loud world, that calm feels strong. I often feel I must be loud to be noticed, but his example says that quiet strength can be noticed too, if it is honest. I want to practise that calm, to do my work well and let the result speak for itself.

Finally, I think his story is about the power of small steps. He began in a web drama, then a small television part, then a bigger part, then a leading role. Each step was small, but together they made a fast rise. I think that is how most good lives are built, not in one giant leap, but in many small steps taken with care. I will remember his story when I feel impatient, and I will try to take the next small step well, trusting that the steps will add up to something real.

I think about his calm presence, and I realise how much I rush. I speak fast, I move fast, and I try to fill every silence. His example says that calm can be stronger than speed, and that stillness can be more powerful than movement. I want to practise that calm, to stand still, to breathe, and to let my actions speak instead of my noise. That is a hard lesson for me, but I think it is worth learning.

I also think about his late start. He began acting at twenty-one, and he learned fast. I often feel behind other people, and his life tells me that behind is not the same as lost. If I work hard and learn quickly, I can still catch up. That is a simple and powerful thought, and I will hold on to it when I feel slow or late.

His role in The Penthouse makes me think about family and choice. He played a son caught between a cruel father and his own wish to be good, and he slowly learned to think for himself. I think that is the journey of growing up, learning to choose your own values, even when they differ from your family’s. His performance honours that difficult journey, and it makes me want to choose my own values with courage, even when it is hard.

I am moved by his lighter role in Shooting Stars, where he played a famous star who is lonely and awkward. I think fame can be lonely, and that a person can be admired by millions and still not know how to be loved as a real person. His character learned to open his heart, and that learning was the real story. I want to learn that too, to be open even when it feels awkward, and to let people love the real me.

Another thought stays with me. He rose fast, but he did not let fame stop his learning. He kept taking new roles, new genres, and new challenges. Many people stop learning when they succeed, and they repeat the same work until it grows stale. He does the opposite. He looks for the harder role, the new genre, the unfamiliar story. I want that attitude, to keep learning even when I am comfortable, and to try new things even when I might fail.

I think about his discipline, too. He was a student of acting, and he treated every set as a classroom. I want to be a student in my own life, to keep learning, to ask questions, and to listen to people who know more than me. That humble attitude is the fastest way to grow, and his life proves it.

Finally, I think his story is about small steps. He began in a web drama, then a small part, then a bigger part, then a leading role. Each step was small, but together they made a fast rise. I think that is how most good lives are built, not in one giant leap, but in many small steps taken with care. I will remember his story when I feel impatient, and I will try to take the next small step well, trusting that the steps will add up to something real.

I think about his journey from web dramas to prime time, and I realise how much the path to success has changed. It no longer starts only on a big stage. It can start on a phone, in a small room, with a small audience. I want to remember that when I start small. A small start is not a small life. It can lead anywhere, if I treat it with respect and work hard.

I also think about his honesty in close-up. On a phone screen, a false look is easy to spot, and he learned to be honest. I think that honesty matters in life too. People can see when we are false, even if we try to hide it. I want to be honest in close-up, in the small moments, and to trust that honesty will be seen and valued.

His preparation also stays with me. He arrived ready, he knew his lines, and he gave his best in the first take. I often arrive unprepared and hope for the best. His example says that preparation is respect, for the work and for the people I work with. I want to prepare more deeply, and to do the quiet work that nobody sees.

I think about his calm under pressure, too. Millions of viewers watched him, and he did not panic. He kept learning and let his work answer the critics. I want that calm in my own life, to face pressure without panic, and to let my work speak for itself instead of arguing.

Finally, I think his story is about treating small work as important. He treated a web drama as if it were a major drama, and that respect made him ready for the major drama when it came. I will remember that when I do small work, and I will try to do it with full care, trusting that it is preparing me for something larger.

I think about his start in web dramas, small stories watched on phones, and how he treated them with full respect. A small start is not a small life, and he proved it by rising to prime time. I want to treat my own small beginnings with that same respect, and to trust that they are preparing me for larger work.

I also think about his calm presence, and how stillness can be stronger than noise. He stands tall, speaks slowly, and lets his acting do the work. I want to practise that calm, to breathe, to stand still, and to let my actions speak instead of filling every silence with words.

I keep thinking about his late start, at twenty-one, when many actors had already been working for years. He did not panic about being behind. He learned fast and caught up. I want that confidence when I feel behind, to believe that hard work and quick learning can close any gap.

I think about his tall, calm presence, and how stillness can be stronger than noise. He does not rush or shout, and his quiet strength makes people listen. I want to practise that stillness, to stand tall, to breathe, and to let my work speak instead of filling every silence.

I also think about his journey from a phone screen to prime time, and how a small start can lead anywhere. I want to treat my own small beginnings with respect, and to trust that honest work, done well on a small stage, can prepare me for a much larger one.

Frequently Asked Questions

When did Kim Young-dae start acting?

Kim Young-dae began acting in 2017, when he was twenty-one years old, with a web drama called Secret Crushes. He started later than many young actors, and he learned on the job in small online and television roles. His late start made him humble and serious about learning, and he rose quickly once bigger roles came.

What was Kim Young-dae’s first big break?

His first big break came in 2019 with the fantasy drama Extraordinary You, where he played Oh Nam-joo, a cold and handsome student in a comic-book world. The drama was popular with young viewers, and his performance made him known to a wide audience for the first time. It opened the door to leading roles in major dramas.

Who did Kim Young-dae play in The Penthouse?

In The Penthouse he played Joo Seok-hoon, the son of a powerful and cruel man, a young man caught between his father’s darkness and his own wish to be good. The drama ran for several seasons and was a huge hit. His character grew from obedience to independence, a journey many young viewers understood deeply.

What is Shooting Stars about?

Shooting Stars from 2022 is a romantic comedy about the world behind the stars, the managers and workers who keep a celebrity’s life running. Kim Young-dae played Gong Tae-sung, a famous actor who seems perfect but is lonely and awkward in real life. The drama showed a lighter, funnier side of his acting.

What fantasy drama did Kim Young-dae star in during 2023?

In 2023 he starred in Moon in the Day, a fantasy drama about a man who lives across two lifetimes, one in the past and one in the present, bound by love and revenge. He played two versions of the same soul, and his performance held the complex story together. The following year he starred in the romantic comedy No Gain, No Love.

What can young actors learn from Kim Young-dae?

Young actors can learn that a late start is not a lost start, and that humility and hard work can make up for lost time. He shows that small roles matter, that listening to older actors helps, and that choosing varied roles builds a lasting career. His rise from web dramas to leading man in a few years is proof that steady learning beats quick fame.