古天樂

Master Sammy

曾華倩

Helen

賈曉晨

Kiki

闫妮

Dream Chim

Ah Duo

Dream's buddy

黃百鳴

Chan Kei-hap

Xie Nan

Susan, Chan's personal assistant

Cheng Qian

Director Zhang

Donnie Yen

Cheng Yu-keung / Arnold Cheng

陳潔玲

劉嘉玲

Tai Mung-ni / Mona

張柏芝

Claire

AngelaBaby

Better

鄭中基

Snack delivery boy

Elva Ni Chen-Xi

Posh lady

秦小珍

陳慶嘉