Raymond Ho-Yin Wong

as Insp Cola Chan Lok Yin

Anthony Wong Chau-Sang

as SP Wong Kong

Gillian Chung

as Katie Wong

Jordan Chan Siu-Chun

as Ray Tam

Chapman To Man-Chat

as Toast

Patrick Tse Yin

as Wong Kwan

Winnie Leung Man-Yee

as Joey

Francis Ng Chun-Yu

as Tam Chiu

Sean Lau Ching-Wan

as 7 Up

Pinky Cheung Man-Chi

as 7 UP's wife

Terence Yin Chi-Wai

as Cyclops

Berg Ng Ting-Yip

as Bun

Carl Ng Ka-Lung

as Casper

Viann Leung Wai-Ka

as Debbie

Jimmy Wong Ga-Lok

as Chief Insp T.Y.Lau

Chan Chi-Fai

as Arms dealer

Gobby Wong Ga-Ying

as Katie's classmate

Isabel Chan Yat-Ning

as Blind Chiu's wife

Tsui Wing

as Ray's gangster

Alan Ng Wing-Lun

Bey Logan

as Chess player

Ting-Fung Li

as Chan Lok Yin as a child

Bill Loh Wai-Leung

as Jiang's father

Terry Lee Ji-Ming

as Policeman

Hon Ping

as Drug dealer killed at cocaine lab

Ray Pang Lap-Wai

as Whistle B

Wong Man-Shing

as 7 Up's bereaved family member

Chang Kin-Yung

as Policeman

Choi Kin-Shing

as Cyclop's gangster

Sin Yan-Kau

Pong Shing-Chiu

Lee Yiu-Tung