旺角卡門

Andy Lau

Wah

張曼玉

Ngor

張學友

Fly

萬梓良

Tony

Wong Aau

Mabel

黃斌

Sai

陳志輝

Billiard Parlor Thug

張叔平

Ngor's Doctor

江道海

Fat Carl

Wong Kim-Fung

Tony's Thug

Pong Keung-Fai

Sai's Father-in-Law

Kan Tat-Wah

Big Mouth Kay

白茵

Fly's Mother

Kam Shan

Chui Si-Fei

秦貴寶

Bodyguard in Final Scene (uncredited)