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Personal Info
Known For
Acting
Birthday
May 28, 1953
Place of Birth
Tokyo, Japan
Also Known As
- Seong-kun Mun
- Moon Seong-geun
- Mun Seong-kun
- Moon Sung Geun
- SeongGeun Mun
- 문성근
- 文成根
Moon Sung-keun
1.4 Popularity
Known For
7.9
Ga Seong-ho
Ms. Incognito
2025
7.0
Professor Seong
Virus
2025
6.9
Byeong-hak
Project Silence
2024
8.0
Won Chang-ho
Connection
2024
0.0
Self
Let's be Together
2024
8.4
Yoo Han-il
Marry My Husband
2024
8.5
Min Yong-jun
Moving
2023
5.5
Do Won Bong [Seongju Prison inmate]
Insider
2022
7.5
Self
Lee Chang-dong: The Art of Irony
2022
6.0
Self
Blooming over the line
2022
Credits
Ms. Incognito
as Ga Seong-ho
2025
7.9
Virus
as Professor Seong
2025
7.0
Project Silence
as Byeong-hak
2024
6.9
Connection
as Won Chang-ho
2024
8.0
Let's be Together
as Self
2024
0.0
Marry My Husband
as Yoo Han-il
2024
8.4
Moving
as Min Yong-jun
2023
8.5
Insider
as Do Won Bong [Seongju Prison inmate]
2022
5.5
Lee Chang-dong: The Art of Irony
as Self
2022
7.5
Blooming over the line
as Self
2022
6.0
존경하고 사랑하는 국민여러분
as Self
2022
0.0
Dr. Brain
as Dr. Myung
2021
7.2
The Great Shaman Ga Doo-shim
as Kyung Pil
2021
7.8
Nobody Knows
as Hwang In-bum
2020
8.1
Black Money
as Kang Ki-chun
2019
7.1
The Cross of North Gando
as Narrator
2019
0.0
Vagabond
as Hong Sun-jo
2019
8.3
Roh Moo-hyun and the Fools
as Self
2019
8.0
Encounter
as Congressman Cha Jong-hyeon
2018
7.9
Life
as Kim Tae-Sang
2018
7.2
Burning
as Lawyer
2018
7.4
1987: When the Day Comes
as Jang Se-dong
2017
8.1
Forgotten
as Jin-seok's Father / Mr. Park
2017
7.9
Distorted
as Koo Tae-Won
2017
7.0
Our President
as Self
2017
8.2
The Tooth and the Nail
as Yun Young-hwan
2017
7.3
On the Beach at Night Alone
as Sangwon
2017
6.5
Dongju: The Portrait of a Poet
as Jung Ji-yong
2016
7.8
Memories of the Sword
as Lee Eui-myeong
2015
6.6
Spotlight
as Himself
2015
5.7
Sea Fog
as Wan-ho
2014
6.8
A Girl at My Door
as Chief Nam Kyeong-dae
2014
6.9
Hwayi: A Monster Boy
as CEO Jeon
2013
7.4
National Security
as President Yoon
2012
7.4
In Another Country
as Moonsoo
2012
6.1
Unbowed
as Shin Jae-yeol
2011
6.8
Oki's Movie
as Professor Song
2010
6.7
A Little Pond
as Mr. Moon
2010
6.3
A Brand New Life
as Doctor
2009
7.3
Lost in the Mountains
as Jeon Sang-ok
2009
6.4
If You Were Me 4
as Vice Principal (Relay)
2009
5.0
Missing
as Pan-gon
2009
5.9
Princess Ja Myung
as King Daemusin
2009
4.1
신의 길 인간의 길
2008
0.0
Crime
2007
4.0
Soo
as Gu Yang-Won
2007
6.5
Puzzle
as Hwan
2006
4.9
Woman on the Beach
as CEO Jeong (voice)
2006
6.2
Hanbando
as Kwon Yong-hwan
2006
6.3
Princess Aurora
as Oh Sung-ho
2005
6.0
Jealousy Is My Middle Name
as Han Yun-sik
2003
6.2
The Jang Sun-woo Variations
as Himself
2001
0.0
Virgin Stripped Bare by Her Bachelors
as Young-soo
2000
6.3
🎬
www.whitelover.com
2000
5.0
Bedroom And Courtroom
as Choo Hyung-Do
1998
6.0
A Killing Story
1998
0.0
Green Fish
as Bae Tae-gon
1997
6.9
A Petal
as Mr. Jang
1996
6.8
A Single Spark
as Young-soo
1995
7.2
Sunset on the Neon Lights
as Kim Kyoo-hwan
1995
0.0
Bitter and Sweet
1995
0.0
To You, from Me
as Me
1994
5.1
Out to the World
as Joo-dong
1994
6.0
To the Starry Island
as Moon Dok-bae / Moon Chae-ku
1993
6.8
The 101st Proposition
as Young-sub
1993
6.0
No Exit
1993
0.0
🎬
I Want to Live Just Until I'm 20 Years Old
1992
0.0
Marriage Story
as Narrator (voice)
1992
4.8
Unanswered Questions
as Self
1992
8.0
The Road to the Racetrack
as R
1991
6.5
Berlin Report
as Young-cheol
1991
3.0
Black Republic
as Kim Ki-young
1990
6.3
Our Class Accepts Anyone Regardless of Grade
1990
3.5
스무살까지만 살고 싶어요
as DJ
N/A
0.0