Cast & crew
Save the Green Planet! (2003)
Directed by Jang Joon-hwan Written by Jang Joon-hwan
Cast
| Baek Yoon-sik | Kang Man-shik |
| Shin Ha-kyun | Lee Byeong-gu |
| Hwang Jeong-min | Su-ni |
| Lee Joo-hyun | Detective Kim |
| Kim Dong-hyun | Tae-sik |
| Kim Kwang-shik | Detective Seo |
| Won Woong-jae | Detective Jang |
| Ye Su-jeong | Mother |
| Lee Jae-yong | Inspector Choo |
| Ki Joo-bong | Squad Leader Lee |
| Jeong Bo-hun | Ji-won |
| Son Jin-hwan | Factory Manager |
| Park Sung-min | Adam |
| Son Jong-hwan | Su-ni's Father |
| Kim Roi-ha | Jailer |
| Kim Ki-cheon | Hospital Staff |
| Lee Mu-hyeon | King |
| Jung Jae-jin | Noah |
| Kim Young-chan | Young Byeong-gu |
| Min Yun-jae | Woman Detective |
| Lee Seung-chan | Teacher |
| Lee In-hui | Hospital Staff |
| Yun Yeong | Nurse |
| Adolf Hitler | Self (archive footage) (uncredited) |
| Kim Hun-ho | Detective |
| Lee Dong-un | Detective |
Crew
| Kim Sun-ah | Producer |
| Lee Kang-bok | Executive Producer |
| Jang Joon-hwan | Director |
| Tcha Sung-jai | Producer |
| Kim Min-soo | Martial Arts Choreographer |
| Hong Kyung-pyo | Director of Photography |
| Lee Dong-jun | Original Music Composer |
| Kim Min-soo | Stunt Coordinator |
| Park Gok-ji | Editor |
| Kyeong-hie Kim | Art Designer |
| Shin Jae-ho | Special Effects Makeup Artist |
| Jang Seong-ho | Visual Effects Supervisor |
| Kim Min-soo | Action Director |
| Jang Joon-hwan | Screenplay |
| Gang Chang-gil | Set Decoration |
| Kim Sang-joon | Animation |
| Jung Hun-woong | Assistant Director |
| Yu Yeong-jong | Lighting Director |
| Baek Sang-hoon | VFX Artist |
| Park Ju-chun | Stunts |
| Lee Gyeong-ja | Makeup & Hair |
| Jung Do-ahn | Special Effects Supervisor |
| Jang Geun-yeong | Production Design |
| Lee Yong-ki | Colorist |
| Choi Tae-young | Sound Supervisor |
| Noh Jong-yun | Producer |
| Choi Choon-beom | Stunts |