The Big Heat

Waise Lee Chi-Hung

John Wong Wai-Pong

Joey Wong

Ada

Matthew Wong Hin-Mung

Lun Kwok-Keung

Phillip Kwok

Kam

Lionel Lo King-Wah

Inspector Ong Chat-Fu

Paul Chu Kong

Han Ching

Betty Mak Chui-Han

Maggie

Peter Lai Bei-Dak

Peter Ng

Kirk Wong Chi-Keung

Drug Dealer

Michael Chow Man-Kin

Scar-Faced Assassin

Roy Cheung Yiu-Yeung

Mr. Ho's Bodyguard

Robin Shou

Assassin at Hospital

Stuart Yung Sai-Kit

Ho Ka-Nin

Ken Boyle

Superintendent McDonald

Lai Suen

Kam's Mother