You Seong-joo
Biography
You Seong-joo is a male actor born in Seoul, South Korea, on November 12, 1973. Also known by the names 유성주, Yoo Sung Joo, and Yu Seong-Ju, he has a total of 33 known credits in his professional profile. His career encompasses work in both movies and television shows. Operating under the stage name 유성주, he is recognized primarily for his acting work in the entertainment industry. Further personal information, media, fandom details, and similar show listings are associated with his profile on movie and television database platforms.
Career overview
You Seong-joo is a male actor born in Seoul, South Korea on November 12, 1973. His stage name is written in Korean as 유성주, and he is also known by alternative romanized spellings including Yoo Sung Joo and Yu Seong-Ju.
Active in the entertainment industry with a focus on acting, You Seong-joo has accumulated thirty-three known credits across movies and television shows. His professional profile is tracked on media database platforms such as The Movie Database, where his personal information, media, and related show recommendations are cataloged.
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Frequent co-stars
Career timeline
Full Filmography
33 titles- Skull (2026)
- Yadang: The Snitch (2025) as Yeom Tae-soo
- Only God Knows Everything (2025)
- When the Phone Rings (2024) as Baek Ui-yong
- The Midnight Studio (2024) as Lee Hyun-oh
- Land of Happiness (2024) as Kim Young-il
- Firefighters (2024) as Team Manager
- Revolver (2024) as Chief Kwon
- Mother's Kingdom (2024)
- Duty After School (2023) as Cha Moon-hyeok
- 12.12: The Day (2023) as Min Seong-bae
- Decoy (2023) as Park Seong-do
- Noryang: Deadly Sea (2023) as Shen Li
- Hopeless (2023) as Jeong-deok
- Juvenile Justice (2022) as Seok-yeol
- Link: Eat, Love, Kill (2022) as Seo Young-hwan
- Poong The Joseon Psychiatrist (2022) as Cho Tae-hak
- Squid Game (2021) as Player 111
- The Silent Sea (2021) as Mr. Hwang
- Times (2021) as Nam Sung-Beom
- My Big Mama's Crazy Ride (2021) as Yoo Han-il
- Mystic Pop-up Bar (2020) as Chairman Choi | [Magistrate / Past]
- Pawn (2020) as Man-sik
- Search (2020) as Lee Hyuk
- Voice of Silence (2020) as Il-kyu
- Class of Lies (2019) as Lee Do-Jin
- Chief of Staff (2019) as Lee Chang-Jin
- Confession (2019) as Law firm head
- The Great Show (2019) as Jung Han-Soo
- SKY Castle (2018) as Park Soo-chang
- Stranger (2017) as Kim Hu-jeong's father
- The Assassin(s)
- Seeking the King as Lee Seo-yeol
Frequently Asked Questions
What movies or TV shows is You Seong-joo best known for?
You Seong-joo is widely recognized for notable roles and projects including Skull (2026), When the Phone Rings (2024), Duty After School (2023), 12.12: The Day (2023).
When and where was You Seong-joo born?
You Seong-joo was born on November 12, 1973 in Seoul, South Korea.
How many credits does You Seong-joo have?
You Seong-joo has accumulated over 33 film and television credits across a career spanning from 2017 to 2026.
What is You Seong-joo's background in cinema and television?
You Seong-joo is a male actor born in Seoul, South Korea, on November 12, 1973. Also known by the names 유성주, Yoo Sung Joo, and Yu Seong-Ju, he has a total of 33 known credits in his professional profile. His career encompasses work in both movies and television shows. Operating under the stage name 유성주, he is recognize...
You Seong-joo by the numbers
Age in their best-rated roles
- When the Phone Rings (2024) as Baek Ui-yong — aged about 50
- Stranger (2017) as Kim Hu-jeong's father — aged about 43
- Duty After School (2023) as Cha Moon-hyeok — aged about 49
- Juvenile Justice (2022) as Seok-yeol — aged about 48
- Mystic Pop-up Bar (2020) as Chairman Choi | [Magistrate / Past] — aged about 46
- Squid Game (2021) as Player 111 — aged about 47
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