Mad Detective

Sean Lau Ching...

as

Inspector Chan...

Andy On

as

Inspector Ho K...

Lam Ka-Tung

as

Ko Chi Wai

Kelly Lin

as

May Cheung

Lee Kwok-Lun

as

Wong Kwok Chu

Karen Lee Choi...

as

Gigi

Flora Chan

as

May Cheung in ...

Eddie Cheung

as

Violent Man - ...

Lam Suet

as

Fatso - Ko's I...

Jay Lau

as

Calculating Wo...

Eddy Ko Hung

as

The Chief

Jo Kuk Cho-Lam

as

Ho Ka-on's Inn...

Jonathan Lee Y...

as

Weak Boy - Ho'...

Yuen Ling-To

as

Policeman

Ronald Yan Mau...

as

Chi-Wai's Boss

Jimmy Wong Wa-...

as

Restaurant Man...

Apple Chow Suk...

as

7-11 Worker

Jackson Ha Cha...

as

Ko's Colleague

Jack Lai

as

Ko's Colleague

Jeff Cheung Ka...

as

Ko's Inner Per...

Chiu Chi-Shing

as

Ko's Inner Per...

Hung Wai-Leung

as

Ko's Inner Per...

Lu Ching-Ting

as

Ko's Inner Per...

Singh Hartihan...

as

Naresh Sharma

Wong Shiu-Keung

as

Policeman (unc...

Lui Siu-Ming

as

Mahjong Parlou...

Mark Cheung Yi...

as

Mahjong Parlou...

Soi Cheang

as

Inspector Ho K...

Florence Kwok

as

May Cheung (vo...