| Person | Type | Job | Role(s) |
|---|---|---|---|
 Jung Do-ahn | Crew | Visual Effects | Special Effects Supervisor |
 Kim Hyung-koo | Crew | Camera | Director of Photography |
Choi Jae-won | Crew | Production | Co-Executive Producer |
 Bong Joon Ho | Crew | Directing | Director, Writer |
Kim Moo-ryoung | Crew | Production | Producer |
Tcha Sung-jai | Crew | Production | Producer |
 Kim Sun-min | Crew | Editing | Editor |
 Taro Iwashiro | Crew | Sound | Original Music Composer, Orchestrator, Conductor |
Noh Jong-yun | Crew | Production | Producer |
Lee Kang-bok | Crew | Production | Executive Producer |
Kim Gwang-rim | Crew | Writing | Original Story, Theatre Play |
 Shim Sung-bo | Crew | Directing | Script Supervisor, Writer |
 Ryu Seong-hie | Crew | Art | Production Design |
 Choi Tae-young | Crew | Sound | Sound Supervisor |
Lee Seung-yeop | Crew | Sound | Sound Editor |
Kim Yoo-seon | Crew | Costume & Make-Up | Costume Design |
Kim Chul-yong | Crew | Production | Production Manager |
Hwang Hyun-gyu | Crew | Costume & Make-Up | Makeup & Hair |
Yang Hong-sam | Crew | Art | Set Decoration |
Lee Hee-eun | Crew | Costume & Make-Up | Makeup Effects Designer |
Lee Yong-gi | Crew | Editing | Colorist |
You Cheong | Crew | Art | Props |
Lee Ik-su | Crew | Sound | Production Sound Mixer |
Kang Jong-ik | Crew | Visual Effects | VFX Supervisor |
Shin Jae-ho | Crew | Costume & Make-Up | Special Effects Makeup Artist |
Lee Yong-jun | Crew | Crew | Martial Arts Choreographer |
Akiko Takakuwa | Crew | Sound | Music Supervisor |
Masa Sakuma | Crew | Sound | Music Supervisor |
Kyung-bo Yeo | Crew | Camera | Steadicam Operator |
Lee In-gyu | Crew | Sound | Sound Designer |
Lee Kang-san | Crew | Lighting | Lighting Director |
Chin Hee-moon | Crew | Production | Line Producer |
Jung Chang-hyun | Crew | Crew | Martial Arts Choreographer |
Woo Seung-mie | Crew | Art | Art Designer |
 Kwon Byung-gil | Cast | Actor | Doctor Noh |
 Kwon Hyeok-pung | Cast | Actor | Investigator at So-hyun's Crime Scene |
Park Hyun-young | Cast | Actress | School Nurse |
 Song Kang-ho | Cast | Actor | Detective Park Doo-man |
 Park Hae-il | Cast | Actor | Park Hyeon-gyu |
 Byun Hee-bong | Cast | Actor | Sergeant Koo Hee-bong |
 Lee Jae-eung | Cast | Actor | Little Boy |
 Choi Jong-ryul | Cast | Actor | Kwang-ho's Father |
 Park No-shik | Cast | Actor | Baek Kwang-ho |
 Kim Roi-ha | Cast | Actor | Detective Cho Yong-koo |
 Kim Sang-kyung | Cast | Actor | Detective Seo Tae-yoon |
Go Seo-hee | Cast | Actress | Officer Kwon Kwi-ok |
 Yoo Seung-mok | Cast | Actor | Journalist |
Shim Sung-bo | Cast | Actor | Photojournalist |
Kim Joo-ryoung | Cast | Actress | Nurse |
 Jo Deok-jae | Cast | Actor | Investigator at So-hyun's Crime Scene |
 Son Kang-gook | Cast | Actor | Fellow Detective |
 Ryu Tae-ho | Cast | Actor | Jo Byung-soon |
 Shin Un-seop | Cast | Actor | Rapist |
Jung In-sun | Cast | Actress | Little Girl |
Jeon Mi-seon | Cast | Actress | Kwok Seol-yung |
 Song Jae-ho | Cast | Actor | Sergeant Shin Dong-chul |
 Oh Yong | Cast | Actor | Cop (uncredited) |
Seo Young-hwa | Cast | Actress | Woman from Hill |
 Yeom Hye-ran | Cast | Actress | So-hyun's Mother |
 Park Jin-woo | Cast | Actor | Broadcast Station AD |
 Son Jin-hwan | Cast | Actor | Fellow Detective |
 Baek Bong-ki | Cast | Actor | Cop Dressed as Woman |
Yoon Ga-hyun | Cast | Actress | Shaman |
 Lee Dong-yong | Cast | Actor | Suspect |
 Son Jin-ho | Cast | Actor | Fellow Detective |
 Jo Moon-ee | Cast | Actor | Pharmacist |
 Park Tae-kyeong | Cast | Actor | Fellow Detective |
Ha-kyeong Kim | Cast | Lee Hyang-suk | |
 Shin Hyeon-jong | Cast | Actor | Autopsy |
Lee Kang-san | Cast | Actor | Boiler Kim |
 Woo Go-na | Cast | Actress | Kim So-hyun |
 Lee Da-il | Cast | Actor | Student |
| Person | Type | Job | Role(s) |
