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-wahYuen Ta-Hwa
Maggie Cheung Man-yukLan
Anthony Wong Chau-sangSaucer
Michael Chan Wai-ManUncle Yee
Roy Cheung Yiu-yeungCheung Yeung
Meg Lam Kin-MingHwa's Mother
Paul Chun PuiLan's Father
Benny Lam Diy-KuenNgan Tai-Seung
Woo FungOfficer Wu
Nick Cheung Ka-faiPolicemanBenz Kong To-hoiPoliceman
Kenny Wong Tak-banPoliceman
Fei PakPoliceman
Kim Sang-WookPolicemanAnthony Cho Cheuk-NinPoliceman
