As part of a sociology experiment, Brigitte Lin tries to get lower-class playboy Alan Tam to fall in love with her. Not only does he fall for her, but he finds it impossible to return to his playboy life.
Alan TamAlan Ng
Brigitte Lin Ching-hsiaJo Jo
Chang Kuo-chuProf. Cheung
Bennett Pang Kin-SanCrackyKan Yee-ChingUncle ChiuChan Chi-WingDanny
Barry Wong Ping-yiuFather Tam
Pamela PakProf Cheung's associate in meeting
Stephen Tung WaiOxy
Fung Ging-ManAlan's father
Tsang Choh-LamUncle Seven
Leung Bo-ChingAlan's mother
Chan Yau-Hau
Chan ChuenMan at bus stop
Cheng Siu-PingWoman at bus stop
