
Seo In-guk
Acting
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).
TV Shows(39)
See You at Work Tomorrow!
Kang Si-woo
2026

Boyfriend on Demand
Park Kyeong-nam
2026

Twelve
Won-seung
2025

Better Late Than Single
Self - Cupid Expert
2025

Jungle Bob
Self
2024

ZIP DAESUNG
Self
2024

Death's Game
Choi Yee-jae
2023

Nattering with Nah
Self
2023

The Seasons
Self
2023

Look, My Shoulder's Dislocated
Self
2022

Café Minamdang
Nam Han-jun
2022

Soundtrack #1
Jay Jun
2022

Doom at Your Service
Myul Mang / Kim Sa-ram
2021

Navillera
Hwang Hee
2021

Abyss
Grim Reaper
2019

The Smile Has Left Your Eyes
Kim Moo-Young
2018

Shopaholic Louis
Louie
2016

Squad 38
Yang Jung-do
2016

She Was Pretty
Self
2015

Oh My Ghost
Edward
2015

I Remember You
Lee Hyun
2015

The King's Face
Prince Gwanghae
2014

High School King of Savvy
Lee Min-seok / Lee Hyung-seok
2014

Another Parting
Ahn Young Mo
2014

Reply 1994
Yoon Yoon-jae
2013

Master's Sun
Kang-woo
2013

Home Alone
Self
2013

아들 녀석들
Yoo Seung-Gi
2012

Reply 1997
Yoon Yoon-jae
2012

Baeksang Arts Awards
Self
2012

Love Rain
Kim Chang-mo & Kim Jeon-seol
2012

SNL Korea
Self
2011

Law of the Jungle
2011

Running Man
2010

Superstar K
Self - Participant
2009

You Hee-yeol's Sketchbook
Self
2009

KBS Entertainment Awards
Host
2002

KBS Drama Awards
Host
1987
The Office Worker Who Sees Destiny
Choi Young-hoon







