Zhang Ziyi

as Sophie

Leehom Wang

as David Yan

Ruby Lin

as Lucy

Yao Chen

as Lily

Ada Choi Siu-Fan

as Cici

Terri Kwan Wing

as Charlize Wang

Ryan Zheng

as Bo

Jack Kao

as Mr. Gao

Morris Rong Xiang

as Li Wan

Max Zhang

as Thomas

Wang Baoqiang

as Weapons auction buyer

Wang Ji

as Sophie's mother

Ma Jun

as Sophie's father

Singh Hartihan Bitto

as Arms dealer

Alfred Hsing

as Li Wan's henchman

Liu Hua

Cheung Wing-Cheung

Paco Yick Tin-Hung

Louis Keung Kwok-Wah

Hon Ping

Lee Chi-Kit