Who Is Undercover

Tony Leung Ka-fai

Wang Feng

Lin Chi-Ling

Zhao Biwei

Gillian Chung

Su Je

Vivian Wu

Xiaohong's Mother

Kent Cheng Jak-Si

Yu Dachuan

Zhao Yang

Li Guisheng

Christopher Lee Ming-Shun

Sun Yiyu

Meng Ting-yi

Wang Xiafen

Lü Yulai

Xiao Xiao

Su Jin

Shi Jingdong

Kaiser Chuang

Liu Lujia

Xiao Hung