Tony Leung Ka-Fai

Inspector Tang

Joyce Ni Shu-Chun

彭健新

Fire Unicorn

太保

Tai Bo

曹查理

Charles

莊文清

Mrs. Cow

Tsang Dao-may

Hon Yee-Sang

Tang's assistant

Christopher Durkin

Inspector Caine

David Wu

李海生

陸劍明

Man in toilet

Wu Chia-Hsiang

Cleaner at p...

唐基明

陳國權

Mr. Cow

Yen Li

Johnny Lee Man-Yiu

Pan Yung-Sheng

Golden Mouse

Yat Boon-Chai

余慕蓮

Tsang Choh-Lam

Opium smoker...

馮敬文

吳浣儀

Fa Dan Chun

Johnathan Chow Chu...

孟浪

張連平

Policeman

Eddie Chan Shu-Chi

樓南光

翁世傑