In this prequel to the original, a bloody power struggle among the Triads coincides with the 1997 handover of Hong Kong, setting up the events of the first film.
Yes! The movie Infernal Affairs II is now on Disney Plus in the countries listed below.
| Writing | Alan Mak Siu-Fai | Screenplay |
| Editing | Curran Pang | Editor |
| Editing | Danny Pang Phat | Editor |
| Directing | Alan Mak Siu-Fai | Director |
| Writing | Felix Chong Man-Keung | Screenplay |
| Production | Daniel Yun | Executive Producer |
| Sound | Comfort Chan | Original Music Composer |
| Production | Andrew Lau Wai-Keung | Producer |
| Directing | Andrew Lau Wai-Keung | Director |
| Production | John Chong | Executive Producer |
| Production | Ronald Wong | Coordinating Producer |
| Art | Bill Lui Cho-Hung | Art Direction |
| Camera | Ng Man-Ching | Director of Photography |
| Camera | Andrew Lau Wai-Keung | Director of Photography |
| Camera | Wong Wai-Lun | Still Photographer |
| Crew | Ronald Wong | Choreographer |
| Crew | Lee Tat-Chiu | Choreographer |