Andy Lau

~ as ~

Paul

Yim Chau-Wa

~ as ~

De

Elliot Ngok Wah

~ as ~

Paul and De's Father

Prudence Liew Mei-Kwan

~ as ~

Shi

Winnie Chin Wai-Yee

~ as ~

Father's girlfriend

Wai Gei-Shun

~ as ~

Tien Mi

~ as ~

Mrs. Zhang

Stephen Shiu Yeuk-Yuen

~ as ~

Tai Yuet-Or

~ as ~

Lau Kwok-Shing

~ as ~

King Kong