Synopsis
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.
Facts
Awards
Hong Kong Film Award for Best Film, Golden Horse Award for Best Feature Film
Setting
Hong Kong
Filming location
Hong Kong
Production
Media Asia Films, Basic Pictures
Original language
Cantonese
Trailer
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Stills
Festival History
- The Rio Grind Film Festival 2026
- Udine Far East Film Festival 2021 - Restored Version 2021 - World Festival Premiere Infernal Affairs 無間道 (Mou gaan dou) Hong Kong
- Mar del Plata International Film Festival 2005 generic
- New York Film Festival 2004 generic
- Golden Horse Film Festival 2003 generic
- Stockholm International Film Festival 2003 generic
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