Andy Lau
Kwai/Andy
Charlie Cho
Smelly King
Lau Siu-Ming
Fok Ga-Tung
Stanley Fung
Frank
Rosamund Kwan
Nicole
Chingmy Yau
Tau Tau/Amy
Sandra Ng Kwun-Yu
Dorlina
Shing Fui-On
Amy's brother
Lawrence Ng
Robert Cheng
Carol Cheng
Cher
Michael Miu
Superintendent
Helena Law Lan
Amy's Mother
Teddy Yip Wing-Cho
Amy's Father
Chan Pak-Cheung
Horny/Chiu
Stuart Yung Sai-Kit
Fu
Pak Yan
Fok Ga-Tung's wife
Joan Tong Lai-Kau
Hui Ying-Sau
Kwai's Uncle
Tsang Choh-Lam
Plays Chu Liu-Hsiang music
Jaime Mei Chun Chik
Superintendent's girlfriend
Jameson Lam Wa-Fan