Sean Lau

~ as ~

Inspector Chan Kwai Bun

Andy On

~ as ~

Inspector Ho Ka-on

Gordon Lam Ka-Tung

~ as ~

Ko Chi Wai

Kelly Lin Hsi-Lei

~ as ~

May Cheung

Karen Lee Choi-Ling

~ as ~

Gigi

Joseph Lee Kwok-Lun

~ as ~

Wong Kwok Chu

Eddie Cheung

~ as ~

Violent Man - Ko's Inner Personality

Lam Suet

~ as ~

Fatso - Ko's Inner Personality

Jay Lau Kam-Ling

~ as ~

Calculating Woman - Ko's Inner Personality

Jeff Cheung Ka-Kit

~ as ~

Ko's Inner Personality