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.
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The Boys
(Lee Jae-seok)
No Breathing
(Jo Won-il)
I Love That Crazy Little Thing
(Yang Ming-zhe)
Pipeline
(Pindol / Kang Sae-dol / Drill-bit)
SBS: The Master's Sun - Making
(Himself)
Project Wolf Hunting
(Park Jong-du)
Boy
Navillera
(Hwang Hee)
Reply 1997
(Yoon Yoon-jae)
Master's Sun
(Kang-woo)
Love Rain
(Kim Chang-mo & Kim Jeon-seol)
Law of the Jungle
High School King of Savvy
(Lee Min-seok / Lee Hyung-seok)
The King's Face
(Prince Gwanghae)
She Was Pretty
(Himself)
I Remember You
(Lee Hyun)
Smoking Gun
(Kim Do Young)
Reply 1994
(Yoon Yoon-jae)
Oh My Ghost
(Edward)
Café Minamdang
(Nam Han-jun)
Squad 38
(Yang Jung-do)
Shopaholic Louis
(Louie)
Running Man
(Self)
In Your Brilliant Season
(Sunwoo Chan)
Another Parting
(Ahn Young Mo)
아들 녀석들
(Yoo Seung-Gi)
Nattering with Nah
(Self)
The Smile Has Left Your Eyes
(Kim Moo-Young)
Look, My Shoulder's Dislocated
(Self)
You Hee-yeol's Sketchbook
(Self)
SNL Korea
(Self)
Superstar K
(Self - Participant)
Soundtrack #1
(Jay Jun)
Abyss
(Grim Reaper)
Death's Game
(Choi Yee-jae)
Jikpil
(Kwon Soo-young)
Baeksang Arts Awards
(Self)
KBS Drama Awards
(Host)
KBS Entertainment Awards
(Host)
Home Alone
(Self)
Jungle BoB
(Self)
Doom at Your Service
(Myul Mang / Kim Sa-ram)
Twelve
(Won-seung)
Boyfriend on Demand