Andy Lau

Eric

Irene Wan

Pauline Leung Pui-Kwun/P. K.

Loletta Lee

Lulu Leung

Ng Man-tat

Bob

Leung Chau-Mei

Harriet

Homer Cheung

Poon Sai-Hung

Patrick

Eagle

Yip Goon-Chip

Lulu's principal

Foo Wang-Tat

Eric's father

Leung Yu-Kan

Lam Ying-Fat

Ching

Cheung Nam-Si

Chan Git Leung

Kwong Chan-Chau

Mok Chui-Jan

Reformatory head

Lau Siu-Pooi

Annabelle Louie

Ken Boyle

German tourist

Chow Shing-Boh

Mr King

Cheung Yuen-Wa

Lulu's friend

Tsui Oi-Sam

Patient

Wong Hung

Man in elevator

Yat Boon-Chai

Policeman

Lau Ying-Lung

Hung's clubbing friend