Nick Cheung Ka-Fai
Blue
Louis Koo
Shiu Chi-Long
Francis Ng Chun-Yu
Q-Sir / Inspector Q
Charmaine Sheh Sze-Man
Ding Siu-Ka
Benz Hui Siu-Hung
Foon Hei-Gor
Moses Chan
Police Superintendent
Louis Cheung
Triad Member
Clara Lee
Assassin
Li Guangjie
Tung Pak-Ho
Candy Chang Hui-Wen
Siu Ying, Blue's Bodyguard
