Wong Ka-Kui

Ng Ka Kui

Steve Wong Ka-Keung

Chan Chi Keung

Paul Wong Koon-Chung

Chung

Yip Sai-Wing

Lam Sai Wing

Faye Wong

Mary

Nina Paw Hei-Ching

Mrs Ng

Joey Man Yee-Man

Meter Maid

Clifton Ko Chi-Sum

Police cadet trainer

Henry Fong Ping

Mr Ng

Vincent Kok Tak-Chiu

Vegetable vendor [cameo]

Hau Woon-Ling

Kui's great aunt

Raymond Wong Pak-Ming

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

Leila Tong

Kui's Sister

Berg Ng Ting-Yip

Obnoxious Car Owner

Woo Nga-Si

Choi Man-Chong

Kenny Chan

Robert Zajac

US Immigration Official

Pak Yiu-Charn

Doctor

Sung Boon-Chung

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

Peter Kwok Bei-Dak

Medical Student

Lam Kwok-Kit

Medical Student