Andy Lau

Senior Inspector Lau Kin-ming

Tony Leung Chiu-Wai

Chan Wing-yan

Anthony Wong

Superintendent Wong Chi-shing

Eric Tsang

Hon Sam

陳慧琳

Dr. Lee Sum-yee

鄭秀文

Mary

蕭亞軒

May

杜汶澤

Tsui Wai-keung

林家棟

Inspector B

余文樂

Young Chan Wing-yan

陳冠希

Young Lau Kin-ming

吳廷燁

Senior Inspector Cheung

Wan Chi-Keung

Officer Leung

林迪安

Del Piero

何華超

Suspect

利沙華

Stereo Shop Owner

許金峰

Cadet School Principal

Chaucharew Wichai

Sunny, Thai Drug Dealer

區軒偉

Elephant

李天翔

Double 8