| Person | Type | Job | Role(s) |
|---|---|---|---|
 Donnie Yen | Crew | Production | Producer, Action Director |
 Wong Jing | Crew | Production | Producer |
 Kenji Tanigaki | Crew | Crew | Martial Arts Choreographer, Action Director |
 Kam Ka-Wai | Crew | Directing | Director |
 Connie Wong Nga-Lam | Crew | Production | Producer |
Day Tai | Crew | Sound | Music |
Li Ka-Wing | Crew | Editing | Editor |
 Tai-lee Chan | Crew | Writing | Writer |
Koji Kawamoto | Crew | Crew | Stunt Coordinator |
 Alfred Cheung Kin-Ting | Cast | Actor | Chief Huang |
 Billy Lau | Cast | Actor | Gladys' Father |
Donnie Yen | Cast | Actor | Henry Chen Xia / Chan Hak |
 Mike Leeder | Cast | Actor | Big Mike MMA Manager |
 Joe Chen | Cast | Actress | Miss Liang |
 Lockhart Ogilvie | Cast | Actor | Locki MMA Fighter |
 Brahim Achabbakhe | Cast | Actor | Assistant Boxer Trainer |
 Jess Liaudin | Cast | Actor | David Jones |
Craig Miller | Cast | Actor | Shower Fighter |
 Jai Day | Cast | Actor | Henry's Step Father |
 Fung Lee | Cast | Actress | Jack's Grandmother |
 Wu Fung | Cast | Actor | Fang Shu Ren |
 Yu Kang | Cast | Actor | Kane Luo |
 Felix Lok Ying-Kwan | Cast | Actor | Guan's Father |
 Woo Fung | Cast | Actor | Fang Shu Ren |
 German Cheung | Cast | Actor | |
 Ka-Wah Lam | Cast | Actor | Patrick Lin |
Koo Tin-Lung | Cast | Boss Zhang | |
 Bruce Kwan-Chi Tong | Cast | Actor | Bruce Guan |
Chris Kwan-Yiu Tong | Cast | Chris Guan | |
 Gladys Li | Cast | Actress | Gladys Wang |
Chiu-Kin Lau | Cast | Gordon Xiang | |
Lok Ming-Kit | Cast | Jack Li | |
Benjamin Au-Yeung Wai-Ho | Cast | Actor | Ben Sir |
 Luo Mingjie | Cast | Actor | |
Tom Caserto | Cast | Assistant Boxer Trainer | |
 Yun QianQian | Cast | Actress | Jenn Zhou |
 Isabella Chan | Cast | Actress | |
Kang Yu | Cast | Kane Luo | |
| Person | Type | Job | Role(s) |
