A young woman exacts revenge when she becomes her birth mother's assistant.
Unfortunately the movie Sinister Assistant is not yet available on HBO Max.
| Directing | Tamar Halpern | Director |
| Production | Eva Ceja | Producer |
| Production | Anthony Jensen | Producer |
| Sound | Alexander Bornstein | Music |
| Crew | Drew Suppa | Cinematography |
| Production | Marty Fortney | Casting |
| Art | Daniel Ornitz | Production Design |
| Art | Duncan Reddy | Art Direction |
| Costume & Make-Up | Alex Marie | Costume Design |
| Costume & Make-Up | Kirsten Cory | Makeup Artist |
| Costume & Make-Up | Tameka Elliot | Makeup Department Head |
| Costume & Make-Up | Quineshia Graham | Makeup Artist |
| Costume & Make-Up | Nancy Prieto | Makeup Artist |
| Directing | Nadine Flores | First Assistant Director |
| Directing | Marquis Willis | Second Assistant Director |
| Art | Scott Rivers | Property Master |
| Art | Rene Rey Romero | Set Dresser |
| Art | Sarah Wagenvoord | Set Buyer |
| Art | Ari Ward | Set Dresser |
| Sound | Jaime Fish | Sound Mixer |
| Crew | Freddy John James | Stunts |
| Crew | Shani Jones | Stunts |
| Crew | Jeff Karr | Stunt Coordinator |
| Crew | K.J. Phelps | Stunts |
| Crew | Shae Rodriguez | Stunts |
| Lighting | David Barahona | Electrician |
| Camera | David Barahona | Key Grip |
| Camera | Sierra Bove | Second Assistant Camera |
| Lighting | Ciprian Gherman | Best Boy Electric |
| Camera | Brian Hall | First Assistant Camera |
| Lighting | Charles Hilboldt-Frileck | Gaffer |
| Camera | Gracia Lu | First Assistant Camera |
| Camera | Olwen Brookes | Still Photographer |
| Camera | Anthony Pesce | Second Assistant Camera |
| Camera | Kim Preston | Still Photographer |
| Lighting | Skyler Rivera | Best Boy Electric |
| Camera | Skyler Rivera | Key Grip |
| Camera | Nestor Valenzuela | Best Boy Grip |
| Camera | Kenneth Wales | Camera Operator |
| Costume & Make-Up | Leehae Choee | Wardrobe Assistant |
| Costume & Make-Up | Riley Sullivan | Wardrobe Assistant |
| Editing | JohnMark Triplett | Editor |
| Directing | Nila Neukum | Script Supervisor |
| Production | Johnathan Davis | Production Assistant |
| Production | Riley Kraus | Production Assistant |
| Production | Paige McCay | Production Assistant |
| Production | Joseph McGill | Production Coordinator |
| Crew | Troy Musil | Set Medic |
| Production | Karen Rogers | Production Assistant |
| Production | Rian Seeley | Payroll Accountant |
| Production | Sara E. Tower | Production Accountant |
