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

程前

Director Zhang

Donnie Yen

Cheng Yu-keung / Arnold Cheng