Chan Wing Yan, a young police officer, has been sent undercover as a mole in the local mafia. Lau Kin Ming, a young mafia member, infiltrates the police force. Years later, their older counterparts, Chen Wing Yan and Inspector Lau Kin Ming, respectively, race against time to expose the mole within their midst.
Genres:
Tony Leung as Chan Wing Yan
Andy Lau Tak-Wah as Lau Kin Ming
Eric Tsang Chi-Wai as Hon Sam
Anthony Wong Chau-Sang as Wong Chi Shing
Kelly Chen as Lee Sum Yee
Sammi Cheng Sau-Man as Mary
Elva Hsiao Ya-Hsuan as May
Chapman To Man-Chat as Silly Keung
Gordon Lam Ka-Tung as Inspector B
Shawn Yue Man-Lok as Young Chan Wing Yan
Edison Chen as Young Lau Kin Ming
Berg Ng Ting-Yip as Senior Inspector Cheung
Wan Chi-Keung as Officer Leung
Dion Lam Dik-On as Del Piero
Tony Ho as Suspect
Courtney Wu as Stereo Shop Owner
Hui Kam Fung as Cadet School Principal Yip
Chaucharew Wichai as Paul
Au Hin-Wai as Elephant
Lee Tin-Cheung as Double 8
Victy Wong Yin-Keung as CIB Team
Yiu Man-Kei as CIB Team
Benjamin Yuen Wai-Ho as CIB Team
Wong Chi-Wang as CIB Team
Addy Sung Gam-Loi as CIB Team
Cheng Wing-Yee as CIB Team
Mak Wai-Gok as CIB Team
Kui Mei-Yee as CIB Team
Tam Kon-Chung as CIB Team
Che Jan-Bong as CIB Team
Chin Yiu-Wing as CIB Team
Ho Chung-Wai as Sam's Follower
Simon Yu Sai-Tang as Sam's Follower
So Wai-Nam as Sam's Follower
Lai Chi-Wai as Sam's Follower
Leung Ho-Kai as Sam's Follower
Terry Lee Ji-Ming as Sam's Follower
Alex Lee Yip-Kin as Sam's Follower
Chow Pok-Foo as Sam's Follower
Hui On-Tat as SP Chan
Ho Wing-Ning as SP
Simon Cheung Yuk-San as Cadet School Instructor
Leung Chiu-Yee as May's Daughter
Chang Kin-Yung as Policeman
Lee Wah-Chu as Chief Insp.
Pauline Yeung Yung-Lin as Nanny
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