Baian Fujieda, an assassin for hire, got an unusual job from his usual fixer to end up with an unexpected twist of destiny from the past.
Unfortunately the movie Baian the Assassin, M.D.: Part1 is not yet available on HBO Max.
| Sound | Kenji Kawai | Music |
| Directing | Shunsaku Kawake | Director |
| Writing | Shōtarō Ikenami | Novel |
| Visual Effects | Takashi Tanaka | VFX Supervisor |
| Writing | Sumio Omori | Screenplay |
| Production | Hideki Yoshijo | Producer |
| Production | Tomoyuki Miyagawa | Executive Producer |
| Visual Effects | Takafumi Yuki | Visual Effects Producer |
| Editing | NOZAWA Hitomi | Editor |
| Production | TAKURA Hironori | Producer |
| Art | 三木雅彦 | Decorator |
