Ko Chang-seok (고창석) is a South Korean film actor.
Boss
as Manager Chu
Believe
as (segment "come to an end")
The Go-to Restaurant
as Ko Shin-soo
The Match
as Seung-pil
The Killers
as Smile (segment "Silent Cinema")
Dream
as Jeon Hyo-bong
Countdown
as Principal
Life Is Beautiful
as Purser
Project Wolf Hunting
as Ko Geon-bae
I Want to Know Your Parents
as Teacher Jung
Miracle: Letters to the President
as Ra-hee's Father
Sinkhole
as Fire Chief
Innocence
as Seedsman
Jesters: The Game Changers
as Hong-chil
Race to Freedom: Um Bok-dong
as Ahn Do-min
Dark Figure of Crime
as Diving Captain Jam-soo
Be With You
as Hong-gu
1987: When the Day Comes
as Journalist
A Taxi Driver
as Sang-gu's Father
Seondal: The Man Who Sells the River
as Bo-won
The Con Artists
as Gu-in
Slow Video
as Doctor Seok
Tabloid Truth
as Baek Moon
The Huntresses
as Moo-Myung
The Face Reader
as Choi Dae-gam
The Spy: Undercover Operation
as Department head Jin
Mr. Go
as Detective So
Secretly, Greatly
as Seo Sang-gu
In Between
Almost Che
as Police officer Kim
The Grand Heist
as Hong Seok-chang
Mr. XXX-Kisser
as Sung-cheol
Miss Conspirator
Over My Dead Body
as Hwang Seong-goo
Mr. Idol
as Han Jong-tak
Quick
as Detective Seo
The Front Line
as Yang Hyo-sam
The Showdown
as Du-soo
Little Black Dress
as Director
Hello Ghost
as Chain-smoking Ghost
