송강호
Park Gang-du

변희봉
Park Hie-bong

박해일
Park Nam-il

배두나
Park Nam-joo

고아성
Park Hyun-seo

오달수
The Monster (voice)

이재응
Se-jin

Lee Dong-ho
Se-joo

윤제문
Homeless Man

임필성
Fat Guevara

김뢰하
Yellow Suit at Funeral

고수희
Hostage nurse

김학선
Civilian Military Kim

Scott Wilson
Douglas

Brian Rhee
Young Korean Doctor

Paul Lazar
American Doctor

David Anselmo
Donald

백도빈
Fumigation Truck Skinny Man

Martin Lord Cayce
U.S. Senator (uncredited)

최대성
Man from Duck Boat (uncredited)

Choi Doo-yeong
Man on Blind Date (uncredited)

최재섭
Detective Agency Subordinate 1 (uncredited)

Jung Seo-yoon
Woman with Long Hair (uncredited)

Philip Hersh
Additional Voices (voice) (uncredited)

정인기
Isolation Ward Doctor (uncredited)

정형호
4th Mat 3 (uncredited)

Ji Ha-geon
Camera Phone Man (uncredited)

Moon Hee-Ra
Camera Phone Woman (uncredited)

Jeong Kang-hee
Mr. Yoon's Employee (uncredited)

김비비
Isolation Ward Nurse 1 (uncredited)

김추월
Woman crying (uncredited)

Kim Da-yeon
5th Mat Woman (uncredited)

Kim Hyo-sun
Quarantine Hospital Nurse 2 (uncredited)

Kim Jin-seon
Woman from Couple (uncredited)

김난희
Woman from Duck Boat (uncredited)

Kim Sang-jo
Old Security Guard (uncredited)

Kwon Bang-hyeon
Bride-to-be (uncredited)

권병길
Doctor from Isolation Ward 1 (uncredited)

권혁풍
Fisherman 1 (uncredited)

이동용
4th Mat 2 (uncredited)

Lee Eung-jae
Man from Couple (uncredited)

Lee Hoon-jin
Fat Man (uncredited)

Lee Jong-yoon
4th Mat 1 (uncredited)

Lee Seung-jin
Girl's Father (uncredited)

민경진
Altar Security (uncredited)

Clinton Morgan
Agent Yellow (uncredited)

Park Jeong-gi
Fumigation Truck Dyed-hir Man (uncredited)

Park Kyeong-mok
Groom-to-be (uncredited)

박노식
Inquiry Officer

라미란
Woman Stomping Her Feet (uncredited)

Seo Ha-neul
Exchanged Girl (uncredited)

Shin Seung-ri
Donald's Girlfriend (uncredited)

신현종
Mr. Yoon's Friend (uncredited)

손영순
Grandmother from Bus (uncredited)

손진호
Doctor from Isolation Ward 2

Song Kyeong-ha
Woman on Blind Date (uncredited)

유승목
Taxi Driver

유연수
District officer Mr. Jo (uncredited)

Seo Young-ju
Protester

고창석
Nurse

박진우
Isolation Ward Constable (uncredited)

박지환

유인수
Nursing assistant