Three childhood friends from the slums of Hong Kong flee to war-time Saigon after accidentally murdering a gang leader, but their troubles only escalate.

Tony Leung Chiu-waias Ben / Siu Bun
Jacky Cheung Hok-Yauas Frank / Fai Jai
Waise Lee Chi-Hungas Paul / Sau Ming
Simon Yamas Luke / Lok
Fennie Yuen Kit-Yingas Jane / Siu Jan
Yolinda Yan Chor-Sinas Sally Yan Sau Ching
Lam Chungas Mr Y.S. Leong
Nina Paw Hei-Chingas Ben's Mother
Chang Gan-Wingas Jane's Father
So Hang-Suenas Jane's Mother
Andy Lam Kwok-Wah