Seo Young-joo is a South Korean actor. He won Best Actor at the Tokyo International Film Festival and Cinemanila International Film Festival for his performance in Juvenile Offender (2012)
TBAYouth (24 Episodes) as Unknown
2024I, the Executioner as Fake Haechi
2024BEGINS ≠ YOUTH (12 Episodes) as Kim Do Geon
2023Open the Door as Chi-hoon
2023The Killing Vote (12 Episodes) as Kim Ji-hoon
2023Tale of the Nine Tailed 1938 (3 Episodes) as Satori
2021Ten Months as Yoon-ho
2020Nobody Knows (16 Episodes) as Kim Tae-hyung
2019Beautiful World (24 Episodes) as Han Dong-soo
2018Dong-hwa as Dong-hwa
2017Girls' Generation 1979 (8 Episodes) as Bae Dong-Moon
2016Solomon's Perjury (12 Episodes) as Lee So-Woo
2016The Age of Shadows as Joo Dong-sung
2015I Remember You (2 Episodes) as Lee Jung-ha
2015The Treacherous as Young Im Sung-jae
2015Snowy Road as Young-ju
201418 Years as Unknown
2013Moebius as Son
2012Juvenile Offender as Jang Ji-gu
2012May Queen (38 Episodes) as Jang Il-moon (young)
2012The Thieves as Young Macao Park
2011Gye Baek, Warrior’s Fate (36 Episodes) as Gyo-ki (teen)
2011Can You Hear My Heart? (30 Episodes) as Jang Joon-ha / Bong Ma-roo (young)
2010Bloody Innocent as 11-year-old Dong-sik
2010KBS Drama Special (1 Episode) as Seok-Ju
2009Strange Heroes (16 Episodes) as young Jin Do-hyuk
2008A Frozen Flower as Young Han-baek