Infernal Affairs II (2003)
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.
Directors:
Alan Mak Siu-Fai, Andrew Lau Wai-Keung.
Writers:
Alan Mak Siu-Fai, Felix Chong Man-Keung.
| Directing | Alan Mak Siu-Fai | Director |
| Production | Andrew Lau Wai-Keung | Producer |
| Writing | Alan Mak Siu-Fai | Screenplay |
| Production | John Chong | Executive Producer |
| Sound | Comfort Chan | Original Music Composer |
| Editing | Danny Pang Phat | Editor |
| Directing | Andrew Lau Wai-Keung | Director |
| Production | Daniel Yun | Executive Producer |
| Writing | Felix Chong Man-Keung | Screenplay |
| Editing | Curran Pang | Editor |
| Production | Ronald Wong | Coordinating Producer |
| Art | Bill Lui Cho-Hung | Art Direction |
| Camera | Andrew Lau Wai-Keung | Director of Photography |
| Camera | Ng Man-Ching | Director of Photography |
| Camera | Wong Wai-Lun | Still Photographer |
| Crew | Ronald Wong | Choreographer |
| Crew | Lee Tat-Chiu | Choreographer |