Two New York film editors balance their personal relationships while reworking a movie in crisis.
Unfortunately the movie Supporting Characters is not yet available on HBO Max.
| Writing | Tarik Lowe | Writer |
| Art | Kelley Lutter | Art Direction |
| Directing | Daniel Schechter | Director |
| Writing | Daniel Schechter | Writer |
| Art | Allison R. Marx | Production Design |
| Production | Stephanie Holbrook | Casting |
| Directing | T.J. Federico | First Assistant Director |
| Costume & Make-Up | Elisabeth Vastola | Costume Design |
| Camera | Richard P. Ulivella | Director of Photography |
| Sound | Jordan Galland | Original Music Composer |
| Costume & Make-Up | Natalia Chavez | Makeup Department Head |
| Editing | Daniel Schechter | Editor |
| Production | Sharon DiTullio-Tepper | Co-Executive Producer |
| Production | Brian Wick | Co-Executive Producer |
| Production | Alexander Witriol | Co-Producer |
| Production | Felipe Dieppa | Co-Producer |
| Production | Tim Duff | Producer |
| Production | Alex A. Ginzburg | Executive Producer |
| Production | Rex Recker | Co-Executive Producer |
| Production | Carlos Velazquez | Other |
| Production | Dale Alexander Carnegie | Executive Producer |
| Production | Adam Der Aris | Producer |
| Production | Tom Goldblatt | Co-Executive Producer |
| Production | Bob Giammarco | Co-Executive Producer |
