 | Vera Farmiga als Lorraine Warren |
 | Patrick Wilson als Ed Warren |
 | Mckenna Grace als Judy Warren |
 | Madison Iseman als Mary Ellen |
 | Katie Sarife als Daniela Rios |
 | Michael Cimino als Bob Palmeri |
 | Samara Lee als Annabelle "Bee" Mullins |
 | Paul Dean als Mr. Palmeri |
 | Luca Luhan als Anthony Rios |
 | Alison White als Mrs. Faley |
 | Stephen Blackehart als Thomas |
 | Sade Katarina als Camilla |
 | Kenzie Caplan als Debbie |
| Gary-7 als Late Father Michael Morrisey / Priest Spirit |
 | Natalia Safran als The Bride |
 | Douglas Tait als Black Shuck |
 | Alexander Ward als Annabelle's Demon / Ram |
 | Steve Coulter als Father Gordon |
 | Eddie J. Fernandez als Truck Driver |
 | Joanna Bartling als Flashback Bride |
 | Sara Raftery als Coin Corpse |
| Anthony Wemyss als Darling Dad |
 | Bill Kottkamp als Pizza Guy |
| Edwin Scheibner als Exorcism Guy |
 | Bob Telford als Last Rites Priest |
 | Emily Brobst als Rory (uncredited) |
| Gary Dauberman | Screenplay |
| Peter Safran | Producer |
| James Wan | Producer |
| Gary Dauberman | Director |
| Rich Delia | Casting Director |
| Leah Butler | Costume Design |
| Jennifer Spence | Production Design |
| Lisa Son | Set Decoration |
| Joseph Bishara | Music |
| Michael Burgess | Director of Photography |
| Kirk M. Morri | Editor |
| Wes Palmer | VFX Production Coordinator |
| Yeşim "Shimmy" Osman | Hair Department Head |
| Chris Hampton | Special Effects Makeup Artist |
| Joann Connolly | Second Assistant Director |
| Jacob Roanhaus | Special Effects Makeup Artist |
| Greg Dora | Visual Effects |
| Eleanor Sabaduquia | Makeup Department Head |
| Mara Rouse | Key Makeup Artist |
| Sierra Heuermann | Stunts |
| Ashley Rae Trisler | Stunts |
| Justin Raleigh | Makeup Department Head |
| Ralis Kahn | Special Effects Makeup Artist |
| Miluette Nalin | Stunts |
| Arthur J. Codron | Visual Effects Coordinator |
| Emily Brobst | Stunt Double |
| Nicole Marines | Stunt Double |
| Brady Romberg | Stunts |
| Sarah Reagin | Stunt Double |
| Allison Caetano | Stunts |
| Brian Duffy | Stunts |
| Jeffrey Wetzel | First Assistant Director |
| Carmelo Leggiero | Animation Coordinator |
| Mark Hawker | Special Effects Coordinator |
| Melanie Deforrest | Special Effects Key Makeup Artist |
| Wyatt Carnel | Stunts |
| Claudette James | Stunts |
| Tijen Osman | Hair Department Head |
| Kelli Barksdale | Stunt Double |
| Kodai Yoshizawa | Prosthetics Sculptor |
| Rob Hinderstein | Special Effects Makeup Artist |
| Jef Groff | Stunts |
| Joe Howes | Visual Effects |
| Dominic Pacitti | Key Set Production Assistant |
| James Wan | Story |
| Gary Dauberman | Story |
| Richard Brener | Executive Producer |
| Dave Neustadter | Executive Producer |
| Victoria Palmeri | Executive Producer |
| Michael Clear | Executive Producer |
| Michelle Morrissey | Executive Producer |
| Judson Scott | Executive Producer |
| Leigh Shanta | Unit Production Manager |
| Gary Dauberman | Characters |
| Mark Norby | Stunt Coordinator |
| A. Todd Holland | Art Direction |
| Al Hobbs | Set Designer |
| BJ McDonnell | "A" Camera Operator |
| Steven Cueva | First Assistant "A" Camera |
| Jozo Zovko | Second Assistant "A" Camera |
| Craig Bauer | "B" Camera Operator |
| Haydn Pazanti | First Assistant "B" Camera |
| Dane Brehm | Digital Imaging Technician |
| Robert Sharman | Sound Mixer |
| Dennis Fuller | Boom Operator |
| Liz Calandrello | Additional Editor |
| Stuart Sperling | First Assistant Editor |
| Steve Miller | Visual Effects Editor |
| Julie Pearce | Music Editor |
| Joe E. Rand | Music Editor |
| Stephen Perone | Music Editor |
| Aaron Glascock | Sound Designer |
| Aaron Glascock | Sound Supervisor |
| Tim LeBlanc | Sound Re-Recording Mixer |
| Aaron Glascock | Sound Re-Recording Mixer |
| Robert Jackson | Supervising ADR Editor |
| Albert Gasser | Sound Effects Editor |
| Albert Gasser | Dialogue Editor |
| Mitch Osias | Sound Designer |
| Mitch Osias | Sound Effects Editor |
| Linda Yeaney | Assistant Sound Editor |
| Thomas J. O'Connell | ADR Mixer |
| Walter Spencer | Foley Mixer |
| Mike Horton | Foley Artist |
| Tim McKeown | Foley Artist |
| David Marnell | Second Second Assistant Director |
| Timber Kislan | Production Accountant |
| Ian Crockett | First Assistant Accountant |
| John Montgomery | Payroll Accountant |
| Jennifer Lobban | Assistant Accountant |
| Ralph B. Meyer | Location Manager |
| Sherry Roldan | Assistant Location Manager |
| Jody Blose | Script Supervisor |
| Susan L. Bertram | Costume Supervisor |
| Kate Samhat | Costume Supervisor |
| Malia Miyashiro | Assistant Costume Designer |
| Atara Glazer | Set Costumer |
| Carly J. Mills | Set Costumer |
| Nicholas Kaat | Chief Lighting Technician |
| Nathan Dean Fetzer | Assistant Chief Lighting Technician |
| James Plaxton | Lighting Technician |
| Paul Avery | Rigging Gaffer |
| Pat O'Mara | Key Grip |
| Donato Bragagnolo | Grip |
| Amber Maahs | Grip |
| Larry Edwards | Key Rigging Grip |
| Thomas Spence | Property Master |
| Daniel Waldstein | On Set Dresser |
| Randy Syracuse | Construction Coordinator |
| Tony Castagnola | Greensman |
| Jacob Eaton | Visual Effects Producer |
| Eric Rylander | Special Effects |
| James Ferrera | Unit Publicist |
| Justin M. Lubin | Still Photographer |
| Bill Gilman | Compositor |
| Coco Kleppinger | Casting Associate |
| Kimberly Aguilar | Casting Assistant |
| Casey Boden | Transportation Captain |
| Laura Bagano | Craft Service |
| Mark Griffith | Digital Intermediate Colorist |
| Bob Fredrickson | Digital Intermediate Editor |
| Angelique Perez | Digital Intermediate Producer |
| Pamela Scott-Farr | Digital Intermediate Producer |
