In an effort to repair their relationship, a couple books a vacation in the countryside for themselves and their daughter. What starts as a perfect retreat begins to fall apart as one loses their grip on reality, and a sinister force tries to tear them apart.
Unfortunately the movie You Should Have Left is not yet available on HBO Max.
| Crew | Sarah Lochlan | Stunts |
| Writing | Daniel Kehlmann | Novel |
| Writing | David Koepp | Screenplay |
| Production | Jason Blum | Producer |
| Directing | David Koepp | Director |
| Sound | Geoff Zanelli | Original Music Composer |
| Production | Jennifer Scudder Trent | Co-Producer |
| Costume & Make-Up | Karen Malecki | Costume Design |
| Costume & Make-Up | Robin Pritchard | Makeup Artist |
| Production | Zac Gobetz | Finishing Producer |
| Production | Terri Taylor | Casting |
| Crew | Miranda Jones | Post Production Supervisor |
| Art | Clare Andrade | Set Decoration |
| Production | Megan Wynn | Unit Production Manager |
| Production | Derek Ambrosi | Executive Producer |
| Production | Dean O'Toole | Producer |
| Production | Jeanette Volturno | Executive Producer |
| Art | Megan Elizabeth Bell | Production Design |
| Production | Couper Samuelson | Executive Producer |
| Costume & Make-Up | Susie Coulthard | Costume Design |
| Art | Sophie Becher | Production Design |
| Art | Adam Marshall | Art Direction |
| Costume & Make-Up | Charlotte Clark | Key Hair Stylist |
| Production | Jenny Lovin | Production Supervisor |
| Costume & Make-Up | Kymbra Callaghan | Hair Department Head |
| Costume & Make-Up | Polly Earnshaw | Makeup Designer |
| Costume & Make-Up | Louie Zakarian | Special Effects Makeup Artist |
| Sound | Kira Belin | Music Editor |
| Costume & Make-Up | Robin Pritchard | Special Effects Makeup Artist |
| Art | Kiera Tudway | Supervising Art Director |
| Art | India Gaul | Art Department Assistant |
| Art | Jasmine Lean | Draughtsman |
| Camera | Angus Hudson | Director of Photography |
| Directing | Mick Ward | First Assistant Director |
| Directing | Silvia Bellitto | Script Supervisor |
| Costume & Make-Up | Patricia Leonidas | Hair Department Head |
| Production | Francis Hibbs | Art Department Production Assistant |
| Sound | Julie Sessing | Music Supervisor |
| Art | Brook Schafer | Set Dresser |
| Costume & Make-Up | Emelia Corfe | Makeup Trainee |
| Art | Louise Lannen | Assistant Art Director |
| Art | Nathan Fisher | Set Dresser |
| Art | James Wright | Standby Carpenter |
| Art | Eddie Wolstencroft | Standby Painter |
| Directing | Tom White | First Assistant Director |
| Costume & Make-Up | Polly Earnshaw | Hair Designer |
| Costume & Make-Up | Cynthia O'Rourke | Key Makeup Artist |
| Art | Emily Deason | Set Decoration |
| Crew | Dean Moran | Carpenter |
| Art | Roland Trafton | Leadman |
| Art | Nicholas Griffo | Set Dresser |
| Art | Joe Fitz-Gerald | Dressing Prop |
| Art | Kerry-Ellen Maxwell | Standby Art Director |
| Costume & Make-Up | Margarita Allen | Key Hair Stylist |
| Costume & Make-Up | Jessica Brooks | Prosthetic Makeup Artist |
| Art | Luiza Pissurno | Assistant Art Director |
| Costume & Make-Up | Jason Milani | Assistant Hairstylist |
| Production | Franses Simonovich | Unit Production Manager |
| Art | Sullivan Cayless | Dressing Prop |
| Crew | Luca Del Puppo | Second Unit Cinematographer |
| Camera | Rory Moles | Camera Operator |
| Lighting | Greg McFarlane King | Electrician |
| Camera | Devon Catucci | Steadicam Operator |
| Camera | Matt Wright | Second Assistant Camera |
| Sound | Duncan Craig | Boom Operator |
| Sound | Simon Trundle | Foley Mixer |
| Sound | Paul Schwartz | Sound Mixer |
| Sound | Lee Herrick | Supervising Sound Editor |
| Visual Effects | Pavan Balagam | Visual Effects |
| Visual Effects | Shane Jaeger-Collins | Visual Effects Coordinator |
| Costume & Make-Up | Gabrielle Edmunds | Costume Standby |
| Production | Barbara Twist | Post Production Coordinator |
| Production | Yolantha Morrigan | Production Secretary |
| Camera | Johnny Smith | Best Boy Grip |
| Camera | Ben Gooder | Best Boy Grip |
| Camera | Johnny Sousa | First Assistant Camera |
| Sound | Paul Hanks | Foley Artist |
| Sound | John Rodda | Sound Mixer |
| Visual Effects | Alexander Gunn | Special Effects Supervisor |
| Production | Ally Conover | Casting Associate |
| Editing | Jo Dale | Assistant Editor |
| Crew | Ben Platts | Drone Operator |
| Camera | Spike Morris | Camera Operator |
| Sound | Robert Ireland | Sound Designer |
| Visual Effects | Justin Cornish | Visual Effects Supervisor |
| Crew | Callum Anderson | Special Effects Assistant |
| Costume & Make-Up | Katie Broome | Costume Assistant |
| Production | Elisha Enfield | Production Assistant |
| Camera | Jacob Robinson | Digital Imaging Technician |
| Lighting | Russ Greening | Electrician |
| Camera | Nick Wall | Still Photographer |
| Sound | Coll Anderson | Sound Re-Recording Mixer |
| Production | Celine Cripps | Production Coordinator |
| Camera | Julia Green | First Assistant Camera |
| Sound | Kristin Catuogno | ADR Recordist |
| Lighting | Mark Holownia | Gaffer |
| Visual Effects | Wesley Froud | Visual Effects Supervisor |
| Production | Sarah Domeier Lindo | Casting Associate |
| Visual Effects | Prashant Jadhav | 3D Artist |
| Visual Effects | Brooke Lyndon-Stanford | Visual Effects Supervisor |
| Editing | Taylor Landesman | Assistant Editor |
| Crew | Frances Heeber | Studio Teacher |
| Lighting | Joel Rainsley | Electrician |
| Lighting | Scott Youlden | Electrician |
| Camera | Katie Swain | Second Unit Director of Photography |
| Visual Effects | Tarun Malla | Visual Effects |
| Crew | Chris Pollard | Stunt Coordinator |
| Production | S.G. Gallagher | Casting Assistant |
| Production | Rae Robinson | Casting Assistant |
| Costume & Make-Up | Grace Joel | Costume Assistant |
| Editing | Derek Ambrosi | Editor |
| Costume & Make-Up | Jen Davies | Costume Supervisor |
| Lighting | Henriette Kristine Jacobsen | Electrician |
| Camera | Tom Wilkinson | Steadicam Operator |
| Crew | Travis Caverhill | Weapons Master |
| Camera | Adrian Barry | Key Grip |
| Sound | Mark DeSimone | ADR Mixer |
| Editing | Lucie Barbier | Colorist |
| Production | Ryan Turek | Co-Producer |
| Production | Beatriz Sequeira | Co-Producer |
| Sound | Mike Prestwood Smith | Sound Re-Recording Mixer |
