Mou gaan dou
Infernal Affairs

Crime, Drama, Romance, Thriller

Andy Lau	Inspector Lau Kin Ming
Tony Leung Chiu Wai	Chan Wing Yan
Anthony Wong Chau-Sang	SP Wong Chi Shing
Eric Tsang	Hon Sam
Kelly Chen	Dr. Lee Sum Yee
Sammi Cheng	Mary
Edison Chen	Young Lau Kin Ming
Shawn Yue	Young Chan Wing Yan
Elva Hsiao	May
Chapman To	Tsui Wai-keung

Director	Wai-keung Lau; Siu Fai Mak
Producer	Ellen Chang; Lorraine Ho
Writer	Siu Fai Mak; Felix Chong

A story between a mole in the police department and an undercover cop. Their objectives are the same: to find out who is the mole, and who is the cop.