A professor's casual fling with her graduate student turns deadly when he insists on a more permanent arrangement.
Unfortunately the movie Her Costly Affair is not yet available on HBO Max.
| Directing | John Patterson | Director |
| Writing | Carmen Culver | Writer |
| Production | Dauri Chase | Associate Producer |
| Production | Carmen Culver | Executive Producer |
| Production | Peter Frankovich | Executive Producer |
| Production | Ed Lahti | Producer |
| Production | Sheldon Pinchuk | Executive Producer |
| Production | Lori-Etta Taub | Supervising Producer |
| Sound | Michael Hoenig | Music |
| Editing | Michael Kewley | Editor |
| Art | Michael Paul Clausen | Production Design |
| Art | Carla Weber | Set Decoration |
| Costume & Make-Up | Christine Curry | Hair Department Head |
| Costume & Make-Up | Margie Kaklamanos | Makeup Artist |
| Production | Ed Lahti | Unit Production Manager |
| Directing | Allen DiGioia | First Assistant Director |
| Directing | Cynthi Stefenoni | Second Assistant Director |
| Sound | John Asman | Recording Supervision |
| Camera | Victor Macias | Grip |
| Lighting | Noel Naff | Electrician |
| Lighting | Derek Paulin | Best Boy Electric |
| Camera | Eric 'Jetson' Pfoutz | First Assistant Camera |
| Lighting | Anthony 'Spike' Simms | Gaffer |
| Costume & Make-Up | Emilio Anorve | Costume Supervisor |
| Editing | Jennifer Jean Cacavas | Assistant Editor |
| Production | R. Scott Poole | Assistant Location Manager |
| Sound | Deanna DellaCioppa | Music |
| Sound | Andrew M. Frazier | Music |
| Sound | Sherry Whitfield | Music Editor |
| Crew | Geno Hart | Transportation Coordinator |
| Crew | Glenn Knowlton | Transportation Captain |
| Crew | Adam Pinkstaff | Transportation Co-Captain |
| Crew | Paul Sarni | Driver |
| Camera | Mark W. Gray | Director of Photography |
