Rich heir Tommy Wu has a circle of friends at university: Chow Hoi-kit and Kong Fan who both come from a poor background, Wong Ying whom Chow secretly admires, and Mary who goes out with Kong over the protests of her rich father. Tommy hangs out with the gangster Ah Kam, gambling and dancing days and nights away.
| Actor | Role |
|---|---|
 Cheung ChingNot listed | Not listed |
 Paul Chu KongKong Fan | Kong Fan |
 Kenneth TsangChow Hoi-Kit | Chow Hoi-Kit |
| TTina Ti NaNot listed | Not listed |
 Paul Chun PuiDavid Wang | David Wang |
 Stanley Fung Shui-FanAh Kam | Ah Kam |
| TTai Wai KwongNot listed | Not listed |
 Lydia Shum Tin-HaSusan (Hsiao Shang) | Susan (Hsiao Shang) |
 Nam HungNot listed | Not listed |
 Fong SamNot listed | Not listed |
| SSan SanNot listed | Not listed |
 Shek SauJimmy Wu | Jimmy Wu |
 Huang ManNot listed | Not listed |