The Big Heat

Waise Lee Chi-Hung

as John Wong Wai-Pong

Joey Wong Cho-Yin

as Ada

Matthew Wong Hin-Mung

as Lun Kwok-Keung

Phillip Kwok Chun-Fung

as Kam

Lionel Lo King-Wah

as Inspector Ong Chat-Fu

Paul Chu Kong

as Han Ching

Betty Mak Chui-Han

as Maggie

Peter Lai Bei-Dak

as Peter Ng

Kirk Wong Chi-Keung

as Drug Dealer

Michael Chow Man-Kin

as Scar-Faced Assassin

Roy Cheung Yiu-Yeung

as Mr. Ho's Bodyguard

Robin Shou

as Assassin at Hospital

Stuart Yung Sai-Kit

as Ho Ka-Nin

Ken Boyle

as Superintendent McDonald

Lai Suen

as Kam's Mother

Wong Lik

as Hostage Taker

Law Shu-Kei

as John's Doctor

Wong Ka-Kui

as Drug Dealer

Kong Long

as Security Guard

Kwan Kam-Ming

as Han Ching's Man

Fung Gam-Hung

as Taxi Driver

Patrick Frzebar

as Thug

Alric Ma Siu-Mang

as Policeman

Felix Lok Ying-Kwan

as Hostage

Sam Feng-San

as Policeman

Wong Chi-Ming

as Policeman

Donald Wu Tai-Yung

as Butt Yiu Ming

Lee Wai-Leung

as Ho Ka Nin's Driver

Chow Jan-Wing

as Policeman

Lee Wah-Kon

Lung Ying

Gordon Chan