| Action Director | Lee Tat-Chiu |
| Actor | Anthony Wong Chau-Sang (as SP Wong Chi Shing) |
| Cast | Edison Chen Koon-Hei (as Lau Kin-Ming), Shawn Yue Man-Lok (as Chan Wing-Yan), Eric Tsang Chi-Wai (as Hon Sam) |
| Costume Designer | Silver Cheung |
| Director | Andrew Lau Wai-Keung, Alan Mak Siu-Fai |
| Director Of Photography | Andrew Lau Wai-Keung, NG Man Ching |
| Editor | Danny Pang Fat, Pang Ching Hei |
| Executive Producer | Nansun Shi, Daniel Yun, Ma Baoping |
| Line Producer | Ellen Chang, Lorraine Ho |
| Music By | Comfort Chan Kwong-Wing |
| Producer | Andrew Lau Wai-Keung |
| Production Designer | Bill Lui |
| Screenplay | Felix Cheng, Alan Mak Siu-Fai |
| Stunt Coordinator | Lee Tat-Chiu |
| Links | https://www.imdb.com/title/tt0369060/ · https://en.wikipedia.org/wiki/Infernal_Affairs_II · http://hkmdb.com/db/movies/view.mhtml?id=10370 |
