Seo In-guk
Biography
Seo In-guk (서인국) is a South Korean singer and actor. He launched his singing career after winning the talent reality show Superstar K in 2009, and made his acting breakthrough in tvN's Reply 1997.
Gallery
Known For
Acting History
2025
Boy as Mad Hatter
2025Twelve as Won-seung
2025Better Late Than Single as Self - Cupid Expert
2024Jungle Bob
2024ZIP DAESUNG as Self
2023Death's Game as Choi Yee-jae
2023The Boys as Lee Jae-seok
2023Nattering with Nah as Self
2023TRAP by SEO IN GUK
2023The Seasons as Self
2022Project Wolf Hunting as Park Jong-du
2022Look, My Shoulder's Dislocated as Self
2022Café Minamdang as Nam Han-jun
2022Soundtrack #1 as Jay Jun
2021Pipeline as Pindol / Kang Sae-dol / Drill-bit
2021Doom at Your Service as Myul Mang / Kim Sa-ram
2021Navillera as Hwang Hee
2019Abyss as Grim Reaper
2018The Smile Has Left Your Eyes as Kim Moo-Young
2016I Love That Crazy Little Thing as Yang Ming-zhe
2016Shopaholic Louis as Louie
2016Squad 38 as Yang Jung-do
2015She Was Pretty as Himself
2015Oh My Ghost as Edward
2015I Remember You as Lee Hyun
2014The King's Face as Prince Gwanghae
2014High School King of Savvy as Lee Min-seok / Lee Hyung-seok
2014Another Parting as Ahn Young Mo
2013SBS: The Master's Sun - Making as Himself
2013No Breathing as Jo Won-il
2013Reply 1994 as Yoon Yoon-jae
2013Master's Sun as Kang-woo
2013Home Alone as Self
2012아들 녀석들 as Yoo Seung-Gi
2012Reply 1997 as Yoon Yoon-jae
2012Baeksang Arts Awards as Self
2012Love Rain as Kim Chang-mo & Kim Jeon-seol
2011SNL Korea as Self
2011Law of the Jungle
2010Running Man
2009Superstar K as Self - Participant
2009You Hee-yeol's Sketchbook as Self
2002KBS Entertainment Awards as Host
1987KBS Drama Awards as Host
—Boyfriend on Demand as Park Kyeong-nam
—Back to Work as Kang Si-woo