On the day of his scheduled execution, a convicted serial killer gets a psychiatric evaluation during which he claims he is a demon, and further claims that before their time is over, the psychiatrist will commit three murders of his own.
Unfortunately the movie Nefarious is not yet available on HBO Max.
| Directing | Cary Solomon | Director |
| Writing | Cary Solomon | Writer |
| Directing | Chuck Konzelman | Director |
| Writing | Chuck Konzelman | Writer |
| Production | Cary Solomon | Producer |
| Production | Chuck Konzelman | Producer |
| Production | Sheila Hart | Producer |
| Production | Chris Jones | Producer |
| Crew | Mark De Alessandro | Stunt Coordinator |
| Camera | Jason Head | Director of Photography |
| Sound | Bryan E. Miller | Original Music Composer |
| Editing | Brian Jeremiah Smith | Editor |
| Art | Chad Quick | Production Design |
| Art | Chris Rose | Production Design |
| Costume & Make-Up | Princie Patel | Special Effects Makeup Artist |
| Costume & Make-Up | Sharon Tabb | Key Makeup Artist |
| Production | Ricki Maslar | Casting |
| Art | Casey Crowdis | Art Direction |
| Art | David Moline | Art Direction |
| Art | Brandon Roye | Art Direction |
| Costume & Make-Up | Gina Ruiz | Costume Design |
| Production | Cedric St. Clair | Unit Production Manager |
| Directing | Jason Stafford | First Assistant Director |
| Directing | Ben Stockton | Second Assistant Director |
| Visual Effects | Ashley Ledden | Visual Effects Supervisor |
| Visual Effects | Ethan Ledden | Visual Effects Supervisor |
