Lawrence Ah Mon Director Andy Lau Lee Rock Actor Sharla Cheung Grace Pak Actor Aaron Kwok Bill Lee Actor Ng Man-Tat Lardo Actor Chingmy Yau Rose Actor Paul Chun Ngan Tung Actor Charles Heung Sergeant Lam Kong Actor Wai-Man Chan King Crab Actor James Tien Silverfish Actor Victor Hon Kwan Hau Actor Louis Roth Commissioner Alan Actor Wong Chi-Keung Detective Yeung Actor Peter Ho-Sun Chan Kirin , Fire Dragon Actor Jimmy Heung Producer Jing Wong Producer Chan Manb Keung Screenwriter Chan Wah Screenwriter Chow Kung Sing Original Music Gigo Lee Cinematographer Andrew Lau Wai-Keung Cinematographer Kwong Chi Keung Film Editing Yu Shun Film Editing