Dee, the detective serving Chinese empress Wu Zetian, is called upon to investigate a series of strange events in Loyang, including the appearance of mysterious warriors wearing Chiyou ghost masks, foxes that speak human language and the pillar sculptures in the palace coming alive.
Unfortunately the movie Detective Dee: The Four Heavenly Kings is not yet available on HBO Max.
| Directing | Tsui Hark | Director |
| Writing | Chang Chia-lu | Writer |
| Production | Shi Nansun | Producer |
| Production | Kuo-Fu Chen | Producer |
| Sound | Kenji Kawai | Music |
| Camera | Choi Sung-Fai | Director of Photography |
| Art | Yoshihito Akatsuka | Production Design |
| Visual Effects | Park Yeong-su | Senior Visual Effects Supervisor |
| Costume & Make-Up | Lee Pik-Kwan | Costume Designer |
| Costume & Make-Up | Maggie Choy Yin Ching | Makeup Artist |
