| Person | Type | Job | Role(s) |
|---|---|---|---|
 Blackie Ko Shou-Liang | Crew | Crew | Stunt Coordinator |
 Clarence Yip | Crew | Writing | Screenplay |
 James Yuen | Crew | Writing | Screenplay |
 Poon Man-kit | Crew | Directing | Director |
 Mark Lee Ping-Bing | Crew | Camera | Director of Photography |
Richard Lo | Crew | Sound | Original Music Composer |
Lau Kwok-Wai | Crew | Directing | Assistant Director |
 Daniel Yu | Crew | Directing | Assistant Director |
Jassie Lam Chak-Chi | Crew | Art | Art Direction |
Jobic Tsu | Crew | Writing | Screenplay |
Robert Choi | Crew | Editing | Editor |
 Andy Lau | Cast | Actor | Sas/Puppy |
Blackie Ko Shou-Liang | Cast | Actor | Killer |
 Wang Chung | Cast | Actor | Officer Chow Wing |
 May Lo Mei-Mei | Cast | Actress | May |
 John Cheung Chan-Sang | Cast | Actor | Police officer |
Hon San | Cast | Actor | Big Brother |
 Shing Fui-On | Cast | Actor | Big Skin Chuen |
 Hee Ching Paw | Cast | Actress | Chow Man Sau |
 Max Mok Siu-Chung | Cast | Actor | Chow Chor-San |
 Chan Ging-Cheung | Cast | May's father | |
Stephen Chang Gwong-Chin | Cast | Actor | Yellow |
 Chun Kwai-Bo | Cast | Actor | Fu's thug |
Kan Sek-Ming | Cast | Mr Kan | |
 Lui Siu-Ming | Cast | Actor | Prisoner |
 Newton Lai | Cast | Actor | Brother Fu |
 Fei Pak | Cast | Policeman | |
 Fung Gam-Hung | Cast | Prisoner | |
 Thomas Sin Ho-Ying | Cast | Actor | Yiu |
Cheung Siu | Cast | Actor | Prisoner |
David Chung Gam-Gwai | Cast | Prisoner | |
 Ho Kit | Cast | Lam So Mei | |
 Tam Siu-Ying | Cast | May's mother | |
Fong Ka-Wai | Cast | ||
Mok Hon-Kei | Cast | ||
Ngai Ming-Yiu | Cast | ||
 Shing Fu-On | Cast | Actor | Mad Dog |
| Person | Type | Job | Role(s) |
