Richard, a lonely and well-meaning prison officer, is put in charge of reading and censoring the letters received by inmates.
Unfortunately the movie The Letter Room is not yet available on HBO Max.
| Art | Talia Benetar | Set Decoration |
| Art | Sharon Lomofsky | Production Design |
| Production | Ryan Chanatry | Executive Producer |
| Art | Wulfahrt Blankfield | Art Direction |
| Production | Oscar Isaac | Executive Producer |
| Production | Elvira Lind | Executive Producer |
| Production | Jason Spire | Executive Producer |
| Production | Gena Konstantinakos | Executive Producer |
| Production | Nick Quested | Executive Producer |
| Camera | Sam Chase | Director of Photography |
| Crew | Dennis Rainaldi | Post Production Supervisor |
| Production | Sara Stockmann | Associate Producer |
| Production | Ben Kahn | Associate Producer |
| Costume & Make-Up | Tim Nolan | Hair Department Head |
| Sound | Paulo Stagnaro | Original Music Composer |
| Art | Sam Leter | Set Decoration |
| Costume & Make-Up | Lowri Best | Costume Designer |
| Directing | Josh Brandli | Second Assistant Director |
| Camera | Kirra Cheers | Still Photographer |
| Production | Tara Sheffer | Line Producer |
| Art | Jack Breene | Property Master |
| Sound | Adrian Aurelius | Sound Designer |
| Sound | Adrian Aurelius | Sound Re-Recording Mixer |
| Writing | Elvira Lind | Screenplay |
| Production | Jennie Bedusa | Supervising Producer |
| Sound | Gavin Hecker | Foley Artist |
| Costume & Make-Up | Angel Hanes | Makeup Department Head |
| Camera | Alisha Wetherill | Still Photographer |
| Sound | Philip Nicolai Flindt | Sound Re-Recording Mixer |
| Camera | Bliss Bussant | Grip |
| Camera | Josh Brandli | Still Photographer |
| Sound | Philip Nicolai Flindt | Sound Designer |
| Art | Ivana Čolić | Title Designer |
| Sound | Michael Suarez | Sound Re-Recording Mixer |
| Editing | Nat Jencks | Colorist |
| Camera | Megaera Stephens | First Assistant Camera |
| Production | Anna Holmes | Executive Producer |
| Production | Sofia Sondervan | Producer |
| Editing | Adam Nielsen | Editor |
| Directing | Elvira Lind | Director |
