Cheng Szu is a hostess in a Hong Kong night-club who spends one evening in the company of 4 crooks masquerading as Indonesian billionaires. When CID crash the party 2 of the men, Ling & Hung, escape while the other pair, Lu & Tan, are captured and imprisoned.
| Actor | Role |
|---|---|
 Yeung Chak-LamHung Bo Kam | Hung Bo Kam |
 Yolande Yau Pui-LingLu San | Lu San |
| YYeung WaChen Qi | Chen Qi |
 Tony WongLin Fang | Lin Fang |
 Sze-Ma Wah-LungLu Si | Lu Si |
 Ngai Wai-ManNot listed | Not listed |
 Ma Chung-TakLu Ah Hsi | Lu Ah Hsi |
 Hui Ying-YingMamasan | Mamasan |
| FFung Yun-ChuenKa Dai Chuen | Ka Dai Chuen |
 Benny Lai Keung-KuenExtra | Extra |
 Gam YamPolice officer | Police officer |
 Fung Ging-ManMr Feng | Mr Feng |
| LLee Chuen-SingKam's Thug | Kam's Thug |
 Ling HonClub Manager | Club Manager |
 Fong PingMs Ching | Ms Ching |
 Yat Boon-ChaiPoliceman | Policeman |