After an aspiring comic book artist rescues a young girl from a prostitution ring, he submits to the teachings of an aging kung fu master in order to take on the local mob boss' son: a deadly assassin who's a master of the scorpion kung fu technique.
錢嘉樂
as Fei Yu-Shu
원진
as Sonny Wong "The Scorpion King"
劉家良
as Master Lo
陳治良
as Bull (Jean Pal)
羅美薇
as Mei (Jade)
胡楓
as Uncle Chai
Victor Hon Kwan
as Mr. Wong
袁信義
as Inspector Hua
盧大偉
as Principal Chen
劉錫賢
as Fatty Hsing
Kwon Seong-yeong
as Mr. Sandakan / Wong's Bodyguard
Richard Yuen Tak
as Wong's Bodyguard