Wong Ka-Kui

Ng Ka Kui

Steve Wong Ka-Keung

Chan Chi Keung

黃貫中

Chung

葉世榮

Lam Sai Wing

Faye Wong

Mary

鮑起靜

Mrs Ng

萬綺雯

Meter Maid

高志森

Police cadet trainer

Henry Fong Ping

Mr Ng

谷德昭

Vegetable vendor [cameo]

侯煥玲

Kui's great aunt

黃百鳴

Man in concert crowd [cameo]

Fong Wai-Lap

Chan Chi-Keung's boss

Gary Chow Sai-Hau

Mary's father

Chow Chi-Fai

Waiter

Garry Chan Chi-Shing

Taxi driver

Ray Mak

Kui's Brother

唐寧

Kui's Sister

吳廷燁

Obnoxious Car Owner

Woo Nga-Si

Choi Maan-Chong

Kenny Chan

Robert Zajac

US Immigration Official

Pak Yiu-Charn

Doctor

宋本中

Student

Ng Kwok-Kin

Policeman

Ma Suk-Jan

Jaywalker

Chow Chi-Hung

Loan Shark Choi

Wong Man-Shing

Loan Shark's Thug

San Tak-Kan

Customer

Jacky Cheung Chun-Hung

Security Guard

郭彼得

Medical Student

林國傑

Medical Student