- Chow Yun-Fat
- Ko Chun / 'The God of Gamblers' (as Chow Yun-fat)
- Tony Ka Fai Leung
- Siu Fong-Fong / 'Little Trumpet' (as Leung Ka-fai)
- Chien-Lien Wu
- Siu Yiu-Yiu / 'Little Guitar' (as Ng Seen-leen)
- Charles Heung
- Lung Wu / 'Dragon'
- Chingmy Yau
- Hoi Tong
- Hsing-Kuo Wu
- Chao Siu Chi / 'The Devil of Gamblers'
- Sharla Cheung
- Yau
- Blackie Shou-Liang Ko
- Hoi On
- Chi-Fai Chan
- Lieutenant Bo
- Kar-Ying Law
- Condor / Simon Tart
- Kam-Kong Wong
- Cheung Po-Sing
- Elvis Tsui
- Police Capt. Kok Ching-Chung
- Miao Xie
- Hoi Yuen
- Hon-Lam Pau
- Chan Kam-Shing
- Siu-Kay Lee
- Trumpet's Uncle
- Bonnie Fu
- Mrs. Chung
- Bun Yuen
- Hoi Tong's Bodyguard
- Wai-Kwong Lo
- Hoi On's Men
- Gong Lam
- Hoi On's Bodyguard
- Chi Tai Lam
- Chi's Assistant
- Rocky Lai
- Chi's Men
- Kai-Man Tin
- Sausage Vendor / Game Cheat
- Tat-Chiu Lee
- Thug
- Kwok-Kit Lam
- Reporter
- Yuk Wah Cheung
- Taiwanese Policeman
- Hing-Hang Chan
- Spectator of Trumpet's black jack game
- Si-Man Hui
- Spectator of Trumpet's black jack game
- Bobby Yip
- Spectator of Trumpet's black jack game
- James McKenzie
- Gambler
- Kwok-Keung Choi
- Extra
- Foo-Wai Lam
- Extra
