金鎖匙

등광영

Fang Dai-Kuen

Tang Ching

Cheng Yung-Seng

班潤生

Cheng's thug

สมบัติ เมทะนี

Insp. Lo

林建明

Chang Siu-Juan / Chen Wan-Lan

林偉棋

Private eye Huang Sin Wei

錢月笙

Cheng's thug

Che Dei

Huang's employee

陳龍

Cheng's thug

陳會毅

Cheng's thug

金天柱

Extortion victim

Aranya Namwong

Tin Hsiang