 | Allison Williams als Gemma |
 | Violet McGraw als Cady |
 | Jenna Davis als M3GAN (voice) |
 | Amie Donald als M3GAN |
 | Jen Van Epps als Tess |
 | Brian Jordan Alvarez als Cole |
 | Ronny Chieng als David Lin |
 | Stephane Garneau-Monten als Kurt |
 | Amy Usherwood als Lydia |
 | Michael Saccente als Greg |
 | Arlo Green als Ryan |
 | Kira Josephson als Ava |
 | Samson Chan-Boon als Officer Carter |
 | Jack Cassidy als Brandon |
 | Chelsie Preston Crayford als Nicole |
 | Lori Dungey als Celia |
 | Millen Baird als Police Detective |
| Renee Lyons als Holly |
 | Natasha Daniel als Shelley |
| Terri Taylor | Casting |
| James Wan | Producer |
| James Wan | Story |
| Kim Sinclair | Production Design |
| Smokey Cloud | First Assistant Sound Editor |
| Jason Blum | Producer |
| Judson Scott | Executive Producer |
| Adam Hendricks | Executive Producer |
| Jeff McEvoy | Editor |
| Miranda Rivers | Casting |
| Noel Vought | Foley Artist |
| Allison Williams | Executive Producer |
| Gerard Johnstone | Director |
| Akela Cooper | Screenplay |
| Akela Cooper | Story |
| Kyle Arzt | Sound Re-Recording Mixer |
| Peter McCaffrey | Director of Photography |
| Angelo Palazzo | Sound Effects Editor |
| Giles Coburn | Gaffer |
| Joel Dougherty | Sound Re-Recording Mixer |
| Melissa Brockman | Visual Effects Producer |
| Isaac Hamon | Stunt Coordinator |
| Patrick Christensen | ADR Mixer |
| P.K. Hooker | Sound Designer |
| P.K. Hooker | Supervising Sound Editor |
| Ryan Turek | Executive Producer |
| James Miller | Sound Editor |
| Daniel Cruden | Costume Designer |
| Mark David Katchur | Executive Producer |
| Mark David Katchur | Unit Production Manager |
| Sarah Domeier Lindo | Casting |
| Eileen Horta | Dialogue Editor |
| Michael Miller | ADR Mixer |
| Drew Sacks | Visual Effects Editor |
| Nick Neutra | Foley Supervisor |
| Chris Elson | Visual Effects Supervisor |
| Sven Harens | Special Effects Supervisor |
| Andrew Stroud | Additional Photography |
| Christopher Bonis | Sound Effects Editor |
| Rhys Dippie | Visual Effects Supervisor |
| Stefan Knight | Makeup Department Head |
| Greg Gilreath | Executive Producer |
| Michael Clear | Executive Producer |
| Jeffrey Roy | ADR Mixer |
| Joe Nolan | First Assistant Director |
| Ben Milsom | Art Direction |
| Jesse Dodd | ADR Mixer |
| Anthony B. Willis | Music |
| Jonathan Dearing | Visual Effects Supervisor |
| Sean Keenan | Set Decoration |
| Electra Sinclair | Assistant Art Director |
| Jacob McNaughton | Foley Mixer |
| Vanessa Cole | Set Decoration |
| Fred Enholmer | Production Sound Mixer |
| Damon Duncan | Visual Effects Supervisor |
| Samuel Múñoz | Foley Editor |
| Jordan Smith | ADR Mixer |
| Ashlee Fidow | Stunt Double |
| Stephen W. Moore | First Assistant Director |
| Richard Elworthy | First Assistant "B" Camera |
| Emily Fay Higgins | Visual Effects Producer |
| Jamison Rabbe | ADR Mixer |
| Hayden Washington-Smith | Utility Sound |
| Shannon Sinton | Makeup Artist |
| Jake Stanton | First Assistant Camera |
| Cecilie Bridgford | Costumer |
| Esther Collas | Third Assistant Director |
| Ainsley Allen | Visual Effects Producer |
| Rowena Simes | Second Assistant "B" Camera |
| Ryan A. Sullivan | Sound Effects Editor |
| Nat Brunt | First Assistant "A" Camera |
| Jessica Blennerhassett | Third Assistant Director |
| Charlie Elson | Second Second Assistant Director |
| Sarah-Joy Lawrence | Costume Assistant |
| Luana Millar | Makeup Artist |
| Imma Tombleson | Makeup Artist |
| Mary Manchin | Visual Effects Coordinator |
| Shaney Greetham | Stunt Double |
| Kyran Van Asch | Stunt Double |
| Geoffrey Short | Still Photographer |
| Jaime Striby | Additional Photography |
| Niki Winer | First Assistant Camera |
