影片讲述国术教练关正群（狄龙饰）被中药行老板陈尚龙（卢迪饰）引诱染毒并参与贩毒，后在戒毒者曾健（王钟饰）劝说下戒毒成功。
Ti Lung
Kuan Cheng-Chun
Wong Chung
Tseng Chien
Louise Lee Si-Kei
Yuan Li
Paul Chun Pui
Tang Kuo-Liang
Lu Ti
Syndicate head
Chiang Tao
Hsieh En
Lee Hoi-Sang
Lung Tai
Fung Ngai
Inspector
Tsang Choh-Lam
Drug dealer
