Louis Koo as William Luk

Gordon Lam Ka-Tung as Supt Wong

Dada Chan Ching as Angel Leung

Xia Yan as Tam Mei-Lei

Michael Wong as Malcolm Wu

Lo Hoi-Pang as Law Tak-Wing

Stephen Au Kam-Tong as On Tat

Derek Tsang Kwok-Cheung as Joe Ma

Eddie Cheung Siu-Fai as Yu Hung-Sing

Felix Lok Ying-Kwan as Tsui Wai-King

Liu Kai-Chi as Private detective

Philip Keung Ho-Man as Ho Tak-Wing

Tony Ho as Stephen

Deon Cheung Chung-Chi as Siu Leung

Clement Tin as Pa

Jenny Xu as Mrs. Luk

Alfred Cheung Kin-Ting as Edmond Wai

May Law Koon-Lan as Fan Law Pei Fong

Henry Fong Ping as Police Commissioner

Joe Cheung Tung-Cho as Chan Chi-Choi

Wang Lanfei as Kong Wai-Ling

Lui Saan as Kong Wai-Ling's mother

Ken Law Ho-Ming as Choi Tze-Bin

Jack Wong Wai-Leung as

Andy Wong Chi-Man as