During a bitter 1964 Massachusetts winter, young secretary Eileen becomes enchanted by Rebecca Saint John, the glamorous new counselor at the prison where she works. Their budding friendship takes a twisted turn when Rebecca reveals a dark secret — throwing Eileen onto a sinister path.
| Directing | William Oldroyd | Director |
| Writing | Ottessa Moshfegh | Novel |
| Production | Stefanie Azpiazu | Producer |
| Production | Anthony Bregman | Producer |
| Production | Peter Cron | Producer |
| Production | Luke Goebel | Producer |
| Production | Johnny Holland | Co-Producer |
| Production | Ottessa Moshfegh | Producer |
| Production | Jamin O'Brien | Producer |
| Production | William Oldroyd | Producer |
| Editing | Nick Emerson | Editor |
| Production | Rori Bergman | Casting |
| Production | Jeanne McCarthy | Casting |
| Art | Gonzalo Cordoba | Art Direction |
| Art | Michele Munoz | Set Decoration |
| Costume & Make-Up | Olga Mill | Costume Design |
| Costume & Make-Up | Isaac Grnya | Hair Setup |
| Costume & Make-Up | Anouck Sullivan | Makeup Department Head |
| Sound | Anton Gold | Sound Mixer |
| Sound | Howard Paar | Music Supervisor |
| Directing | Tamara Hansen | Script Supervisor |
| Costume & Make-Up | Colleen LaBaff | Hair Department Head |
| Production | Julia Oh | Executive Producer |
| Production | Ollie Madden | Executive Producer |
| Art | Craig Lathrop | Production Design |
| Costume & Make-Up | Stella Bouzakis | Makeup Artist |
| Costume & Make-Up | Lily Li | Makeup Artist |
| Art | Shoko Kambara | Assistant Art Director |
| Art | Shane Claire Strano | Set Dresser |
| Costume & Make-Up | Jaclyn McCoubrey | Set Costumer |
| Visual Effects | Julieta Gleiser | Visual Effects Producer |
| Visual Effects | Lucien Harriot | Visual Effects Supervisor |
| Camera | Ari Wegner | Director of Photography |
| Sound | Lewis Goldstein | Supervising Sound Editor |
| Sound | Lewis Goldstein | Sound Re-Recording Mixer |
| Costume & Make-Up | Ashley Rae Callahan | Hairstylist |
| Costume & Make-Up | Angie Johnson | Hairstylist |
| Costume & Make-Up | Danarose Lobue | Hairstylist |
| Directing | Josh Acosta | Second Second Assistant Director |
| Directing | Vic Coram | Second Assistant Director |
| Directing | Amy Lynn | First Assistant Director |
| Art | Suzanne Mjartan | Set Decoration |
| Sound | Vinny Alfano | ADR Recordist |
| Sound | Bennett Kerr | Assistant Sound Editor |
| Sound | Trino Madriz | ADR Mixer |
| Sound | Zander Metz | Boom Operator |
| Sound | Julia Skubisz | Assistant Sound Editor |
| Sound | Wen Hsuan Tseng | Foley Supervisor |
| Visual Effects | Bridget Fullan | Visual Effects |
| Crew | Chris Barnes | Stunts |
| Crew | Spencer Barnes | Stunts |
| Crew | Nic Coccaro | Stunts |
| Crew | Drew Leary | Stunt Coordinator |
| Crew | Taylor Valentine Lupini | Stunt Double |
| Crew | Mark Pettograsso | Stunts |
| Crew | Mason Pettograsso | Stunts |
| Crew | Ashley Pynn | Stunt Double |
| Camera | Marc Charbonneau | First Assistant Camera |
| Camera | Pierrot Colonna | Camera Operator |
| Camera | Scott DeAngelo | Key Grip |
| Lighting | Andre Bonk | Best Boy Electric |
| Lighting | Keith DeCristo | Lighting Technician |
| Camera | Adam DeRezendes | Second Assistant "A" Camera |
| Camera | Blake Johnson | "A" Camera Operator |
| Lighting | Dennis Ly | Lighting Technician |
| Camera | Jeong Park | Still Photographer |
| Lighting | Callum Shaw | Gaffer |
| Camera | Peter Symonowicz | Digital Imaging Technician |
| Camera | Jon Sandin | Second Assistant "B" Camera |
| Camera | Christopher Wiezorek | "B" Camera Operator |
| Costume & Make-Up | Lowri Best | Wardrobe Supervisor |
| Costume & Make-Up | Pedro Rodrigo Gonzalez | Key Costumer |
| Costume & Make-Up | Alexa O'Neill | Assistant Costume Designer |
| Editing | Alec Styborski | First Assistant Editor |
| Production | Dann Fink | ADR Voice Casting |
| Production | Karlee Fomalont | Casting Associate |
| Production | Emily Grill | Casting Assistant |
| Production | Meredith Jacobson Marciano | Extras Casting |
| Production | Bruce Winant | ADR Voice Casting |
| Production | Dylan Tonken | Extras Casting Assistant |
| Crew | Rickey Tripp | Choreographer |
| Production | Brett Heidenreich | Production Assistant |
| Editing | Nat Jencks | Colorist |
| Writing | Luke Goebel | Screenplay |
| Writing | Ottessa Moshfegh | Screenplay |
| Sound | Richard Reed Parry | Original Music Composer |
