Andy Lau Tak-Wah

Lee Rock

Sharla Cheung Man

Grace

Chingmy Yau Suk-Ching

Rose

Richard Ng Man-Tat

Lardo

Paul Chun Pui

Sergeant Ngan Tung

Kwan Hoi-San

Sergeant Chan

Michael Chan Wai-Man

King Crab

Tam Sin-Hung

Mrs Chan

James Tien Chun

Silverfish

Lung Fong

Snake

Victor Hon Kwan

Hau

Lee Siu-Kay

Drill Officer

Eddy Ko Hung

Police Instructor

Wong Yat-Fei

Rose's father

Jamie Luk Kim-Ming

Little Brother M

Louis Roth

Commissioner Alan

Chun Wong

Big Brother Ma

Garry Chan Chi-Shing

Ricky Wong Chun-Tong

William Ho

Ridley Tsui Bo-Wah

Paco Yick Tin-Hung

Adam Chan Chung-Tai

Lam Kai-Wing

Bill Lung Biu

Leung Gam-San