John Ma/Boomer

Jackie Chan

Tyson

Teddy Robin

Barbara

Maggie Cheung

Tammy

Nina Li Chi

Chan

Anthony Chan

Tarzan / Tyson

泰迪·罗宾

Twins Father

James Wong Jim

Boss Wing

Alfred Cheung

Hotel Manager

Philip Chan

Twins' Mother

Sylvia Chang

Priest

John Woo

Twins' Father

James Wong

Crazy Kung

Kirk Wong

Gang Leader

Lai Ying Chow

Sgt Chiang / Hotel Security

David Chiang Da-Wei

Tsui

Mabel Cheung

Cafe Cashier

Jacob Cheung

Car Mechanic

Ringo Lam

Boss Yung

Alfred Cheung Kin-Ting

Orchestra Member

Cheung Tung Jo

Wai

Johnny Wang Lung-Wei

Car Mechanic

Tsui Hark

Hotel Security

John Keung

Cafe Waiter

David Wu

Doctor

Lau Kar Leung

Hotel Manager Chen

Philip Chan Yan-Kin

Doctor

Liu Chia-Liang

Spiritual Healer

Wong Jing

Rocky

Jamie Luk

Thug

Pa Shan

Violinist

Ching Siu-Tung

Car Mechanic

Ng Sze Yuen

Violinist

Gordon Chan

Uncle Tang

Chor Yuen

Man on the Telephone at Concert Lobby

Eric Tsang

Car Mechanic

Siu Ming Tsui

Advisor Tsao

Guy Lai Ying-Chau

Thug

Lung Wai Wong

Snakehead Sun

Dennis Chan

Department Store Clerk

Clifton Ko Chi-Sum

White Van Driver

Stephen Tung Wai

Gang Leader

Guy Lai

Card Player

Ng See-yuen

Priest

Tsui Siu-Ming

Mrs Ma's Gynaecologist

Ann Hui

Goon (uncredited)

Mars

Tako Chan Tat-Kwong

Thug

Benny Lai Keung-Kuen

Cashier

Chi Leung 'Jacob' Cheung