Tony Leung
Ben / Siu Bun

Jacky Cheung Hok-Yau
Frank / Fai Jai

Waise Lee
Paul / Sau Ming

Simon Yam
Luke / Lok

Fennie Yuen Kit-Ying
Jane / Siu Jan

Yolinda Yan Chor-Sin
Sally Yan Sau Ching

Lam Chung
Mr Y.S. Leong

Nina Paw Hei-Ching
Ben's Mother

Chang Gan-Wing
Jane's Father

So Hang-Suen
Jane's Mother

Chang Tseng
Paul's Father

Paco Yick Tin-Hung
Ringo

Tsui Kwong-Lam
Frank's Father

Ding Yue

Lawrence Lau Sek-Yin
Fatso

Raymond Lee Wai-Man
Mr. Kwai

Jameson Lam Wa-Fan
Mr. Kwai's Thug

Leung Bo-Ching

To Wai-Wo
Mr. Leong's Thug

Lam Chi-Tai
Mr. Leong's Thug

Lau Shung-Fung
Mr. Leong's Thug

Mak Wai-Cheung
Mr. Leong's Thug

Choi Kwok-Keung
Mr. Leong's Thug

Lee Yiu-King
Mr. Leong's Thug

Lam Foo-Wai
Mr. Leong's Thug

Cheng Wai-Ching
Mr. Leong's Thug

Choi Kin-Shing
Mr. Leong's Thug

Lung Ying
Mr. Leong's Thug

Wan Seung-Lam
One of Ringo's Men

Ernest Mauser
Pianist

Ho Chi-Moon
Mr. King's Board of Director

Aan Chiu-Hung
Mr. King's Board of Director

Jonathan Isgar
Bomb Squad Member

Yiu Chan-Lam
Vietcong

Sam Ho Choi-Chow
Vietcong

Bruce Law Lai-Yin
Paul's Driver

John Woo
Policeman

Fei Pak
Policeman