Louis Koo as Bob

Barbie Hsu as Grace Wong

Nick Cheung Ka-Fai as Detective Fai

Liu Ye as Senior Inspector Fok

Louis Fan Siu-Wong as Tong

Eddie Cheung Siu-Fai as Detective Cheung

Gong Beibi as Jen

Carlos Chan Ka-Lok as Roy Wong

Flora Chan Wai-Shan as Jeannie

Ankie Beilke as Michelle

Ken Hung Cheuk-Lap as Joe

Felix Lok Ying-Kwan as Headmaster (as Felix Lok)

Raymond Ho-Yin Wong as Boss

Vincent Kok Tak-Chiu as Man in the Convertible

Jack Wong Wai-Leung as Jack

Tommy Yuen Man-On as Patient at the Hospital

Terence Tsui Chi-Hung as Man in the Car

Cho-Lam Wong as Phone Shop Customer Service Rep

Christian Kila as Murdered Druglord

Simon Watkiss as Murdered Druglord

Eddy Law Tin-Chi as