Melvin Wong Gam-Sam

Supt. Wong Jing-wai

Corey Yuen Kwai

Bad Egg / Joe Doh

Louis Fan Siu-Wong

Sammy (The Boy) / Yu Chi-man

Wu Ma

Joe Doh's Father

Lau Siu-Ming

Sammy's Grandfather

Peter Lai Bei-Dak

Mahjong Player

Sandy Chan Yuk-Han

Jason's Girlfriend

Tai Bo

Yellow Shirt Policeman

James Tien Chun

Johnny Kwong / Chou Ting-kuang

Paul Chung Fat

Red Porsche Cop

Karen Sheperd

Connie

Peter Cunningham

Black Assassin

Roy Chiao

Judge

Terrence Howard

Defense Attorney

Paul Chang Chung

Four Eyes Bill

Ka Lee

Policeman with Doh on Stakeout

Chin Yuet-Sang

Buffalo

King Lee King-Chu

Policeman at Mahjong Den

Hsu Hsia

Mr. Leung

Cheng Siu-Ping

Tsang Choh-Lam

Billy Ching Sau-Yat

Hao Ren

Lam Foo-Wai

Pan Yung-Sheng

Siu Tak-Foo

Chow Gam-Kong

Pang Yun-Cheung

Alric Ma Siu-Mang

Chun Kwai-Bo

Yuen Miu

Mak Wai-Cheung

Cheung Wing-Cheung

Sze Mei-Yee

Chiu Jun-Chiu

Stephen Chan Yung

Fruit Chan

Yung Yin-Fan

Lau Tze-Ming

Yeung Kim-Man

Chan Kwok-Keung