Donnie Yen as Inspector Ma Kwun

Simon Yam as Detective Chan Kwok Chung

Sammo Hung Kam-Bo as Wong Po

Wu Jing as Jack

Liu Kai-Chi as Lok Kwun Wah

Danny Summer as Kwok Tze-sum

Ken Chang Tzu-Yao as Lee Wai Lok

Austin Wai Tin-Chi as Cheung Chun Fei

Timmy Hung Tin-Ming as Drug Trafficker

Chan Chi-Tak as Policeman (as Chan Tat Chee)

Jing Ke as Wong Po's Wife

Vincent Sze Cho-Lam as Chan Wai

Kenji Tanigaki as Wong Po's Bodyguard

Ching-Lam Lau as Hoi Yee (as Lau Ching Lam)

Maggie Poon Mei-Kei as Sum's Daughter

Kin Leung Yuen as Lagoon Monster (as Yuen Kin Leung)

Chris Tsui as Wong Po's bodyguard

So Tung as Wong Po's Bodyguard

Au Hin-Wai as Wong Po's lawyer

Jeffrey Lam Wan-Chung as Bottle Throwing Gangster

Andrew Yan Hua as Gangster in crowd

Uncle Ba Suk as Uncle Ba