Andy Lau

Character: Lee Rock

Sharla Cheung

Character: Grace Pak

Chingmy Yau

Character: Rose

Ng Man-Tat

Character: Piggy

Paul Chun Pui

Character: Sergeant Ngan Tung

Kwan Hoi-San

Character: Sergeant Chan

Michael Chan Wai-Man

Character: King Crab

Tam Sin-Hung

Character: Mrs. Chan

James Tien Chun

Character: Silverfish

Lung Fong

Character: Master Snake

Victor Hon Kwan

Character: Hau

Lee Siu-Kay

Character: Drill Officer

Eddy Ko Hung

Character: Police Instructor

Wong Yat-Fei

Character: Rose's Father

Jamie Luk Kim-Ming

Character: Little Brother Ma

Louis Roth

Character: Commissioner Alan

Chun Wong

Character: Big Brother Ma

Garry Chan Chi-Shing

Character:

Ricky Wong Chun-Tong

Character:

William Ho

Character: Gambling den boss at Rock's meeting

Ridley Tsui Bo-Wah

Character: Rascal at Nightclub

Paco Yick Tin-Hung

Character:

Adam Chan Chung-Tai

Character:

Lam Kai-Wing

Character:

Bill Lung Biu

Character:

Leung Gam-San

Character:

Ken Yip Wing-Kin

Character:

Dave Lam Ching

Character: