O Yeong-su is a South Korean actor born on October 19, 1944, in Kaepung County, in what is now North Korea. He is primarily known as a stage actor, having spent decades performing in Korean theater, particularly in traditional Korean performances and modern drama.
O achieved unexpected global fame at the age of 77 for his role as Oh Il-nam (Player 001), the elderly and seemingly frail participant in the Netflix series Squid Game (2021-present). His warm, grandfatherly performance concealed a major plot twist that shocked audiences worldwide. The role earned him a Golden Globe Award for Best Supporting Actor in a Series in 2022, making him the first Korean actor to win a Golden Globe.
Before Squid Game, O had a distinguished but primarily domestic career in Korean theater and film, with over 200 stage productions. His film credits include Spring, Summer, Fall, Winter... and Spring (2003) directed by Kim Ki-duk, and A Man Who Was Superman (2008). His Squid Game performance introduced Korean theatrical traditions to a global audience.
Old Monk in Spring, Summer, Fall, Winter... and Spring (2003)
Extensive Korean theater career spanning 50+ years
Awards & Recognition
🏆 Golden Globe Award for Best Supporting Actor in a Series (Squid Game, 2022) - first Korean actor to win a Golden Globe
Career Overview & Television Legacy
O Yeong-su's television career is defined by a standout performance that has left a lasting mark on the medium. Most notably, Oh Il-nam in Squid Game (2021) — Oh Il-nam, Player 001, first appears as a frail, elderly man with a brain tumor who joins the Squid Game seemingly out of resigned acceptance of his approaching death. His childlike wonder during the games and grandfatherly bond with Gi-hun make him one of the most sympathetic characters in the early episodes, and his apparent sacrifice during the marble game is genuinely moving..
Beyond the roles featured on TVCeleb, O Yeong-su has built an impressive body of work across film and television. Notable credits include Old Monk in Spring, Summer, Fall, Winter... and Spring (2003), Extensive Korean theater career spanning 50+ years. This diverse range of projects demonstrates O Yeong-su's versatility as a performer and commitment to challenging material across multiple genres and formats.
O Yeong-su's work has been recognized with significant industry honors, including Golden Globe Award for Best Supporting Actor in a Series (Squid Game, 2022) - first Korean actor to win a Golden Globe. These accolades reflect the critical esteem in which O Yeong-su is held and the consistent quality of performance across a range of demanding roles.
Born in Kaepung County, Korea (now North Korea) on 1944-10-19, O Yeong-su has established themselves as one of the most respected performers working in television today. Known for work spanning golden-globe-winner, korean-actor, stage-actor, O Yeong-su's career continues to evolve with each new project, consistently attracting both critical praise and devoted fan followings.
Acting Style & Approach
O Yeong-su's approach to acting is characterized by a commitment to deeply inhabiting each character. In the role of Oh Il-nam, O Yeong-su demonstrates remarkable range and an ability to find emotional truth in every scene. Working across thriller, drama, survival genres, O Yeong-su brings both technical precision and raw emotional honesty to each performance.
Audiences and critics have noted O Yeong-su's talent for golden globe winner, korean actor, stage actor performances. This versatility has made O Yeong-su a sought-after talent for projects that demand both emotional depth and on-screen charisma. Whether carrying a scene through quiet intensity or commanding attention in high-stakes dramatic moments, O Yeong-su consistently delivers performances that resonate with viewers long after the credits roll.
Fan Community & Cultural Impact
O Yeong-su has cultivated a passionate and dedicated fan following through a standout performance in Squid Game. The thriller, drama, survival community has embraced O Yeong-su's work, generating fan art, character analyses, and active discussion across social media platforms. The character of Oh Il-nam in particular has inspired extensive fan engagement, with viewers drawn to the complexity and emotional depth that O Yeong-su brings to the role.
Fans can follow O Yeong-su's career and updates through their presence on IMDb, with additional biographical information available on Wikipedia. O Yeong-su's engagement with the fan community has further strengthened the bond between performer and audience, creating a loyal following that extends well beyond any single role or series.
As part of the cast of Squid Game, O Yeong-su has contributed to some of the most culturally significant television of the modern era. These shows rank among the most discussed and passionately followed series in television fandom, and O Yeong-su's performances have been integral to their success and lasting cultural relevance. The actor's ability to create characters that resonate deeply with audiences ensures that their contribution to television history will be remembered and celebrated for years to come.
Why Fans Love O Yeong-su
O Yeong-su's appeal to television fans goes beyond individual performances. Across the role in Squid Game, O Yeong-su has demonstrated an ability to create characters that audiences connect with on a deeply personal level. The character of Oh Il-nam carries a Fan Heat Index score of 80/100, reflecting the passionate fan community that has formed around O Yeong-su's portrayal.
TVCeleb's comprehensive profiles of O Yeong-su's characters provide the deepest analysis available online, including detailed arc breakdowns, key episode guides, memorable quotes, and fan ecosystem mapping that connects viewers with communities of like-minded fans. Explore the character pages linked above for the full TVCeleb experience.
Explore More on TVCeleb
TVCeleb.com is the internet's most comprehensive resource for television character fandom, covering 38 acclaimed TV series with 205 detailed character profiles and 153 actor biographies. Our coverage spans 24 genres across 16 networks and streaming platforms, with content organized to help fans discover, explore, and engage with television from every angle.
Browse our collection by genre to find shows in your preferred category, by network to see what's available on your streaming platform, by decade to explore different eras of television history, or by curated lists that group characters by archetype and achievement. Each show page features expanded synopses, production details, and video content, while character pages include detailed arc analysis, key episodes, quotes, trivia, and fan ecosystem mapping.
Every character on TVCeleb is scored using our proprietary Fan Heat Index, which measures engagement, social activity, meme velocity, fan art density, and fandom longevity on a scale of 0 to 100. This data-driven approach provides objective insight into which characters have inspired the most passionate and active fan communities. Use the search page to find any character, show, or actor instantly, or start browsing from our homepage to discover what's trending in television fandom today.
? Frequently Asked Questions
O Yeong-su is best known globally for playing Oh Il-nam (Player 001) in Squid Game (2021).
He became the first Korean actor to win a Golden Globe, winning Best Supporting Actor in a Series for Squid Game in 2022.
He was 77 years old when Squid Game premiered in September 2021.
O Yeong-su is best known for portraying Oh Il-nam in Squid Game. Beyond these roles, O Yeong-su has also appeared in Old Monk in Spring, Summer, Fall, Winter... and Spring (2003), Extensive Korean theater career spanning 50+ years. Their work has earned 1 major award and recognition.
O Yeong-su was born in Kaepung County, Korea (now North Korea) on 1944-10-19. O Yeong-su pursued a career in acting that would eventually lead to prominent television roles, including Oh Il-nam in Squid Game. Their journey from Kaepung County, Korea (now North Korea) to television stardom reflects a dedicated commitment to the performing arts.
