4 would be astronauts spend 400 days in a land locked space simulator to test the psychological effects of deep space travel but, when something goes terribly wrong and they are forced to leave the simulation, they discover that everything on earth has changed. Is this real or is the simulation on a higher level than they could have ever imagined?
Unfortunately the movie 400 Days is not yet available on HBO Max.
| Art | Traci Hays | Production Design |
| Writing | Matt Osterman | Writer |
| Directing | Matt Osterman | Director |
| Production | Curtis Raines | Executive Producer |
| Editing | Nicholas Larrabure | Editor |
| Sound | Wojciech Golczewski | Original Music Composer |
| Production | Gabriel Cowan | Producer |
| Production | John Suits | Producer |
| Camera | Bo Hakala | Director of Photography |
| Production | Nima Shoghi | Associate Producer |
| Production | Dane Cook | Executive Producer |
| Production | Andrew Orci | Executive Producer |
| Production | Nicholas Larrabure | Associate Producer |
| Art | Robert Wise | Art Direction |
| Sound | Sean McMahon | Original Music Composer |
| Art | Maya Levy | Set Decoration |
| Sound | Laird Fryer | ADR & Dubbing |
| Sound | Steve Neal | Sound Designer |
| Sound | Bastien Benkhelil | Foley |
| Directing | Devon Martinez | Script Supervisor |
| Sound | Chance Pemberton | Supervising Sound Editor |
| Lighting | Darin Limvere | Gaffer |
| Sound | Samantha Iorio | Sound Editor |
| Costume & Make-Up | Martina Jeans | Costume Design |
| Crew | Marc Manus | Thanks |
| Costume & Make-Up | Kelsey Berk | Makeup Department Head |
| Costume & Make-Up | Tom Currence | Special Effects Makeup Artist |
| Costume & Make-Up | Chloe Sens | Special Effects Makeup Artist |
