Infernal Affairs

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.

• 
  Alan Mak Siu-Fai
• 
  Andrew Lau Wai-Keung

• 
  Andy Lau
  Lau Kin Ming
• 
  Tony Leung Chiu-wai
  Chan Wing Yan
• 
  Anthony Wong Chau-Sang
  Wong Chi Shing
• 
  Eric Tsang Chi-Wai
  Hon Sam
• 
  Kelly Chen Hui-Lin
  李心儿
• 
  Kelly Chen
  Lee Sum Yee
• 
  Sammi Cheng Sau-Man
  Mary
• 
  Elva Hsiao
  May
• 
  Chapman To Man-Chat
  Silly Keung
• 
  Gordon Lam Ka-Tung
  Inspector B
• 
  Shawn Yue
  Young Chan Wing Yan
• 
  Shawn Yue Man-Lok
  少年陈永仁
• 
  Edison Chen
  少年刘健明
• 
  Berg Ng Ting-Yip
  张Sir
• 
  Wan Chi-Keung
  梁警司
• 
  Dion Lam
  迪比亚路
• 
  Tony Ho
  疑犯
• 
  Courtney Wu
  Hi-Fi铺老板
• 
  Hui Kam Fung
  警校校长
• 
  Chaucharew Wichai
  泰国毒品买家
• 
  Au Hin-Wai
  大象
• 
  Lee Tin-Cheung
  孖八