
Acting · 38 years old
Ulsan, South Korea
Seo In-guk (born October 23, 1987), is a South Korean singer-songwriter and actor. He began his singing career after winning the talent reality show Superstar K in 2009, and made his acting breakthrough in Reply 1997 (2012). Since then, he has starred in television series, High School King of Savvy (2014), Hello Monster (2015), Shopping King Louie (2016), and Death's Game (2023).

Nattering with Nah
Self

Jungle Bob

Navillera
Hwang Hee

Death's Game
Choi Yee-jae

Better Late Than Single
Self - Cupid Expert

She Was Pretty
Self

Running Man

SNL Korea
Self

Boyfriend on Demand
Park Kyeong-nam

Abyss
Grim Reaper

Oh My Ghost
Edward

Master's Sun
Kang-woo

Boy
Mad Hatter

KBS Drama Awards
Host

KBS Entertainment Awards
Host

Reply 1997
Yoon Yoon-jae

The Smile Has Left Your Eyes
Kim Moo-Young

Shopaholic Louis
Louie

Doom at Your Service
Myul Mang / Kim Sa-ram

Reply 1994
Yoon Yoon-jae