許冠文
— Ren Letien/Chief Supt/Md Fuyu/Xiao Liu
Tanny Tien-Ni
— Xiao Hong/Ma Xing Feng/Head Nurse Fong
胡锦
— Dr Mai Yixiang/Mrs Liu
谷峰
— Rickshaw puller/Dr Wang
詹森
— Rickshaw puller
沈勞
— Mr Hua
姜南
— Mr Liu
王憾塵
— Mr Han
Gam Yam
— Little Fu
郝履仁
— Provision shopkeeper
王琛
— Xiao Cao/Dr Cai Youkang/clapper singer
王俠
— Police Officer Wang
朱牧
— Police Officer/Lord San
林根
— Sauna worker