Louis Koo

as Inspector Wong / Chak

Gigi Lai Chi

as Kwok Siu Heung

Simon Lui Yu-Yeung

as Chung

Amanda Lee Wai-Man

as Long Hair

Wayne Lai Yiu-Cheung

as Mr. Lai

Belinda Hamnett

as Mrs. Lin

Frankie Ng Chi-Hung

as Bob Wu Chi Ming

Peter Ngor Chi-Kwan

as Alan Tam

Helena Law Lan

as Heung's mother

Nadia Chan Chung-Ling

as Lin

Ronald Wong

as Bar waiter

Man Sai

as Vore

Lam Yi-Tung

as Fan

Fung Hong-Ling

as Lin Tian Zheng

Raymond K. H. Leung

as Officer Lau

Sunny Luk Kim-Ching

as Doctor

Herman Yau

as Camera man

何和兴

as 記者

徐永健

as 記者

陈鸿业

as 记者得

李佩瑜

as 接待員

吴碧桐

as 童星 / Dona Lin

贾润龙

as 專業人士 / Professional photo editor

陈裕清

as 村民 / Villager cleaning car

Terry Lee Ji-Ming

as Policeman

Tang Chak-Shun

as 攝影師 / Camera man

Kong Fu-Keung

as 古天樂替身

Chan Yun-Ping

as 黎姿替身

刘静盈

as 黎姿替身

Fanny Lee Man-Fan

as Reporter