Acting credits
45
Established
Large and steady acting portfolio.
Actor
Seo In-guk
Acting
Career Snapshot
ExplainedThese indicators come from TMDB. They are relative signals, not review ratings.
TMDB popularity
1.4
Low visibility
TMDB internal trend index. Higher usually means more searches and page activity now.
Movies: 8Series: 37Crew credits: 1
TMDB ID: 1255411
IMDb ID: nm5364609
Known for: Acting
Born: October 23, 1987
Age: 38
Place of birth: Ulsan, South Korea
Gender: Male
Adult content flag: No
Career span: 1987 - 2026
Years active: 40
Average TMDB rating: 7.7
Wikidata: Q491648
Also known as
In Guk Seo • Seo In-guk • 서인국 • Seo In-gook • 徐仁国 • Seo In Kook • 徐仁國 • Со Ин Гук • Со Ин-гук
Other jobs
Director (1)
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.
Photos
Movies
Movies
Movie credits linked with Seo In-guk.
Boy
as Mad Hatter
2026 Movie
6.5
The Boys
as Lee Jae-seok
2023 Movie
TRAP by SEO IN GUK
2023 Movie
6.4
Project Wolf Hunting
as Park Jong-du
2022 Movie
6.9
Pipeline
as Pindol / Kang Sae-dol / Drill-bit
2021 Movie
4.7
I Love That Crazy Little Thing
as Yang Ming-zhe
2016 Movie
6.0
SBS: The Master's Sun - Making
as Himself
2013 Movie
6.6
No Breathing
as Jo Won-il
2013 Movie
Series
Series
Series credits linked with Seo In-guk.
In 3 weeks
Boyfriend on Demand
as Park Kyeong-nam • 1 eps
2026 Series
7.1
Twelve
as Won-seung • 8 eps
2025 Series
8.2
Better Late Than Single
as Self - Cupid Expert • 10 eps
2025 Series
9.0
Jungle Bob
8 eps
2024 Series
7.5
ZIP DAESUNG
as Self • 1 eps
2024 Series
8.4
Death's Game
as Choi Yee-jae • 8 eps
2023 Series
10.0
Nattering with Nah
as Self • 1 eps
2023 Series
7.5
The Seasons
as Self • 1 eps
2023 Series
Look, My Shoulder's Dislocated
as Self • 2 eps
2022 Series
7.6
Café Minamdang
as Nam Han-jun • 18 eps
2022 Series
7.7
Soundtrack #1
as Jay Jun • 1 eps
2022 Series
7.9
Doom at Your Service
as Myul Mang / Kim Sa-ram • 16 eps
2021 Series
8.6
Navillera
as Hwang Hee • 1 eps
2021 Series
8.1
Abyss
as Grim Reaper • 1 eps
2019 Series
8.0
The Smile Has Left Your Eyes
as Kim Moo-Young • 16 eps
2018 Series
7.9
Shopaholic Louis
as Louie • 16 eps
2016 Series
7.8
Squad 38
as Yang Jung-do • 16 eps
2016 Series
8.3
She Was Pretty
as Himself • 1 eps
2015 Series
8.1
Oh My Ghost
as Edward • 1 eps
2015 Series
7.3
I Remember You
as Lee Hyun • 16 eps
2015 Series
5.7
The King's Face
as Prince Gwanghae • 24 eps
2014 Series
7.4
High School King of Savvy
as Lee Min-seok / Lee Hyung-seok • 17 eps
2014 Series
3.9
Another Parting
as Ahn Young Mo • 5 eps
2014 Series
7.8
Reply 1994
as Yoon Yoon-jae • 3 eps
2013 Series