Seo Dong-soo

7.4

Voice of Silence

Young-mook

2020

Habitat

Neighbor

2018

5.5

Elephant in the Room

Doctor Seo

2016

7.3

National Security

Section Chief Baek

2012

7.6

A Werewolf Boy

Army Colonel (uncredited)

2012

6.1

White Night

Crime lab investigation team leader (uncredited)

2009

6.4

Running Turtle

Fat Man

2009

7.1

Thirst

Hyo-seong

2009

6.2

Private Eye

Fat Man

2009

6.7

Seven Days

Dr. Cho

2007

6.9

Tazza: The High Rollers

Yong-pal

2006

5.5

Pisces

Blue Note Owner

2000

Bitter and Sweet

Security guard Kang

1995