Yuen Tak Wah (Andy Lau) has been practicing Taekwondo since he was a kid and becomes an expert at it with his best trick being the 720 Degree Whirlwind Kick. Wah later becomes a cop and uses his good skills to contribute in cracking cases which leads to the jealousy of Officer Cheung Yeung (Roy Cheung), the leader of the rival team. Cheung is also a Taekwondo expert who has a won a championship at the Hong Kong Police Force's Taekwondo Tournament.
Andy Lau Tak-Wah
Maggie Cheung
Michael Chan
Shing Fui-On
Nick Cheung Ka-Fai
Anthony Wong Chau-Sang
Roy Cheung
Paul Chun Pui
Woo Fung
Benz Kong To-Hoi
Hsiao Ho
Meg Lam Kin-Ming
Kenny Wong Tak-Ban
Chan Chi-Fai
Benny Lam