Bong Joon Ho Writer, Director
Kim Joo-ryoung Nurse
Song Kang-ho Detective Park Doo-man
Yeom Hye-ran So-hyun's Mother
Park Jin-woo Broadcast Station AD
Jeon Mi-seon Kwok Seol-yung
Kim Roi-ha Detective Cho Yong-koo
Kim Sang-kyung Detective Seo Tae-yoon
Park Hae-il Park Hyeon-gyu
Jung In-sun Little Girl
Yoo Seung-mok Journalist
Song Jae-ho Sergeant Shin Dong-chul
Lee Hyuk-jae Bicycling Farmer
Go Seo-hee Officer Kwon Kwi-ok
Lee Dong-yong Suspect
Kim Sun-min Editor
Lee Jae-eung Little Boy
Seo Young-hwa Eon Deok-nyeo
Yoon Ga-hyun Shaman
Jo Deok-jae Investigator at So-hyun's Crime Scene
Ryu Tae-ho Jo Byung-soon
Park No-shik Baek Kwang-ho
Shim Sung-bo Photojournalist, Script Supervisor, Writer
Son Kang-gook Fellow Detective
Byun Hee-bong Sergeant Koo Hee-bong
Taro Iwashiro Orchestrator, Original Music Composer, Conductor
Shin Hyeon-jong Autopsy Doctor
Baek Bong-ki Cop Dressed as Woman
Jung Do-ahn Special Effects Supervisor, Special Effects
Kim Hyung-koo Director of Photography
Park Hyun-young School Nurse
Lee Hee-eun Makeup Effects Designer
Shin Mun-sung Jjajangmyeon Delivery Man
Ryu Seong-hie Production Design
Jo Moon-ee Pharmacist
Choi Jong-ryul Kwang-ho's Father
Shin Dong-hwan Farmer
Gang Hye-yeong Sound Editor
Kwon Byung-gil Doctor Noh
You Cheong Props
Choi Tae-young Sound Supervisor
Son Jin-hwan Fellow Detective
Lee Seung-yeop Foley Mixer
Oh Yong Cop
Choi Kyo-sik Suspect
Seong Jeong-seon Park Hyeon-gyu's Landlord
Park Yong-ki Dialogue Editor
Shin Un-seop Rapist
Shin Jae-ho Special Effects Makeup Artist
Lee Ok-ju Oh Nam-joo
Hwang Hyun-gyu Makeup Department Head
Jay Choi Co-Executive Producer
Daniel Son Compositing Supervisor
Kwon Hyeok-pung Investigator at So-hyun's Crime Scene
Lee Da-il Student
Son Jin-ho Fellow Detective
Kim Byeong-gi Special Effects Supervisor, Special Effects
Kim Young-rok ADR Mixer
Lee Yong-ki Colorist
Tcha Sung-jai Producer
Yang Hong-sam Set Decoration
Kim Yu-seon Costume Design
Jung Chang-hyun Martial Arts Choreographer, Action Director
Kang Jong-ik Visual Effects Supervisor
Yeo Kyung-bo Steadicam Operator
Na Je-gyun Church Deacon
Han Tae-jung Visual Effects Supervisor
Lee In-hui Cement factory worker
Lee In-gyu Sound Designer
Lee Ik-su Production Sound Mixer
Ryoo Jong-hwa Byung-soon's son
Kim Gwang-rim Theatre Play