Infernal Affairs ā Full Credits
Actor
Andy Lau ā Inspector Lau Kin Ming
Tony Leung Chiu-wai ā Chen Wing Yan
Anthony Chau-Sang Wong ā SP Wong Chi Shing
Eric Tsang ā Hon Sam
Edison Chen ā Young Lau Kin Ming
Shawn Yue ā Young Chan Wing Yan
Chapman To ā Tsui Wai-keung
Ka-Tung Lam ā Inspector B
Berg Ting-Yip Ng ā Inspector Cheung
Dion Lam ā Del Piero- Chi-Keung Wan ā Officer Leung
- Kam Fung Hui ā Cadet School Principal
Tony Ho ā Suspect
Courtney Wu ā Stereo Shop Owner- Hin-Wai Au ā Elephant
Eric Tin Cheung Li ā Double 8- Yin-Keung Wong ā CIB Team
- Po Loy Lam ā CIB Team
- Man-Kei Yiu ā CIB Team
- Wai-Kwok Mak ā CIB Team
- Kui Mei Yee ā CIB Team
- Chi-Wang Wong ā CIB Team
- Yip Kin Lee ā Sam's Follower
- Chun Hin Ho ā Sam's Follower
Sai Tang Yu ā Sam's Follower- Kam Hung Wong ā Sam's Follower
Wai-Nam So ā Sam's Follower- Chi-Wai Lai ā Sam's Follower
- Jerry Leung ā Sam's Follower
- Chi-Ming Lee ā Sam's Follower
- On-Tat Hui ā Officer Chan
- Ho Wing Ling ā Superintendent
- Wah-Chu Lee ā Chief Inspector
Yuk-San Cheung ā Cadet School Instructor- Chiu Yi Leung ā May's Daughter
- Chaucharew Wichai ā Sunny, Thai Drug Dealer
- Yiu-Wing Chin ā CIB team
- Wai-Ho Yuen ā CIB Officer
Actress
Kelly Chen ā Dr. Lee Sum Yee
Sammi Cheng ā Mary
Elva Hsiao ā May- Wing Yee Cheng ā CIB Team
