Tony Leung Chiu-wai

Chan Wing-yan

Andy Lau Tak-wah

Senior Inspector Lau Kin-ming

Leon Lai Ming

Superintendent Yeung Kam-wing

Chen Daoming

Shadow Shen Cheng

Anthony Wong Chau-sang

Superintendent Wong Chi-shing

Eric Tsang Chi-wai

Hon Sam

Kelly Chen Hui-lin

Dr. Lee Sum-yee

Sammi Cheng Sau-Man

Mary

Carina Lau

Mary Hon

Edison Chen

Young Lau Kin-ming

Yue Man-lok

Young Chan Wing-yan

Eddie Li Yu-Yeung

Young Yeung Kam-wing

Chapman To Man-Chat

Tsui Wai-keung

Waise Lee Chi-hung

Sergeant Chan Chun

Gordon Lam Ka-tung

Inspector B

Berg Ng Ting-yip

Senior Inspector Cheung

Wan Chi-keung

Officer Leung

Vincent Wan Yeung-ming

Nightclub Manager

Au Hin-Wai

OCTB Officer

Courtney Wu

Stereo Shop Owner

Mason Chiu

IA Officer

Benjamin Yuen Wai-ho

CIB Officer

Chan Shek-Kong

Uncle Chan