Seo Dong-soo

Voice of Silence 15th October 2020 as Young-mook

Habitat 8th October 2018 as Neighbor

Elephant in the Room 3rd March 2016 as Doctor Seo

National Security 22nd November 2012 as Section Chief Baek

A Werewolf Boy 31st October 2012 as Army Colonel (uncredited)

White Night 19th November 2009 as Crime Lab Investigation Team Leader

Running Turtle 11th June 2009 as Fat Man

Thirst 30th April 2009 as Hyo-seong

Private Eye 16th February 2009 as Fat Man

Seven Days 14th November 2007 as Dr. Cho

M 25th October 2007 as Editor in chief

Tazza: The High Rollers 28th September 2006 as Yong-pal

The Duelist 8th September 2005 as Bongchulpae

Pisces 21st October 2000 as Blue Note Owner

Bitter and Sweet 11th February 1995 as Security guard Kang

First Love 22nd January 1993 as Seoul University Theatre Class