Shu Qi

Ai Lin / Lynn

舒淇

Zhao Wei

Ai Quan / Sue

赵薇

莫文蔚

Kong Yat Hung

Seung-heon Song

Yen

송승헌

倉田保昭

Master

Michael Wai Chi-Ho

Ma Siu Ma

衛志豪

溫兆倫

Chow Nunn

林其欣

Alice Chow

石修

Chow Lui

何超儀

Ching

鄺文洵

May

Henry Fong Ping

Lynn's Father

方平

鮑起靜

Lynn's Mother

金興賢

Captain

林國斌

Ben

Ricardo Mamood-Vega

Peter

劉以達

Ghost King

林尚武

Lai Kai-joe

So Pik Wong

May

古巨基

Man in Lift

Leon Head

Benevolent Killer of Lynn's Parent (flashback)

Jude Poyer

Killer of Lynn's Parent (flashback)

David John Saunders

Killer of Lynn's Parent (flashback)

Dave Taylor

Killer of Lynn's Parent (flashback)

袁富華

Mr Yeung

黃凱森

Wong Fat Chi/Armed Robber in Lift

姜克成

Lee Hong Fai/Elevator Killer

張贊生

Policeman

江富強

Robber

Tanagaki Kenji

Hitman

谷垣健治

陳中泰

Hitman

李家洪

Hitman/Bodyguard (uncredited)

Johnnie Guy

Conference Chairman (uncredited)

金來群

Acteur