 | Ty Simpkins als Dalton Lambert |
 | Patrick Wilson als Josh Lambert |
 | Rose Byrne als Renai Lambert |
 | Lin Shaye als Elise Rainier |
 | Sinclair Daniel als Chris Winslow |
 | Hiam Abbass als Professor Armagan |
 | Andrew Astor als Foster Lambert |
 | Juliana Davies als Kali Lambert |
 | Steve Coulter als Carl |
 | Peter Dager als Nick the Dick |
 | Joseph Bishara als Lipstick Demon |
 | Angus Sampson als Tucker |
 | Leigh Whannell als Specs |
| Justin Sturgis als Alec Anderson |
 | David Call als Smash Face / Ben Burton |
| Stephen Gray als Sick Kid |
| Robin S. Walker als Supervisor Robbins |
| Bridget Kim als Sorority Girl #1 |
| Logan Wilson als Paige |
| Kasjan Wilson als Young Dalton / Young Josh |
| Mary Looram als Mourner |
| Adrian Acosta als Frat Boy #1 |
| AJ Dyer als Frat Bro #2 |
 | Kalin Wilson als Server Frat Boy |
 | E. Roger Mitchell als Dr. Bower |
 | Dagmara Domińczyk als Priest (voice) |
| Tom Toland als Student (credit only) |
| Elaine Apruzzese als Pedestrian / Driver (uncredited) |
| Suki Úna Rae als Art Student (uncredited) |
| Desi Ramos als Student (uncredited) |
| Victorya Danylko-Petrovskaya als Sorority Girl (uncredited) |
 | Tom Fitzpatrick als Bride in Black / Old Parker Crane (archive footage) (uncredited) |
 | Barbara Hershey als Lorraine Lambert (archive footage) (uncredited) |
| Patrick Wilson | Director |
| Jason Blum | Producer |
| Oren Peli | Producer |
| James Wan | Producer |
| Leigh Whannell | Producer |
| Brian Kavanaugh-Jones | Executive Producer |
| Steven Schneider | Executive Producer |
| Scott Teems | Screenplay |
| Leigh Whannell | Characters |
| Leigh Whannell | Story |
| Ashley Levy | Makeup Department Head |
| Carmilla Cunny | Makeup Artist |
| Mary Chipman | Makeup Artist |
| Dajia Milan | Costume Design |
| Alexyz Danine Kemp | Costume Supervisor |
| Caleb Knueven | Visual Effects Supervisor |
| Tina Sonderup Dearlove | Visual Effects Producer |
| Zebah Pinkham | Supervising Art Director |
| Adam Reamer | Production Design |
| Abraham Chan | Art Direction |
| Ryan Turek | Executive Producer |
| Charles Layton | Executive Producer |
| Susanne Scheel | Casting |
| Howard Young | Co-Producer |
| Jason Baker | Special Effects Makeup Artist |
| Heather Benson | Special Effects Makeup Artist |
| Christen Edwards | Key Hair Stylist |
| Sarah Francavilla | Makeup Artist |
| Robin Fuqua | Special Effects Makeup Artist |
| Nicki Harris | Contact Lens Technician |
| Suzy Mazzarese-Allison | Hair Department Head |
| Mandy Mossman | Makeup Artist |
| Michelle Nyree | Hair Setup |
| Shannon Rae Mulligan | Key Makeup Artist |
| Lia Parks | Makeup Artist |
| Justin Raleigh | Special Effects Makeup Artist |
| Bri Trischitta | Makeup Artist |
| Brian Wade | Special Effects Makeup Artist |
| Theron Alford | Second Assistant Director |
| Lauren K. McGarry | Second Assistant Director |
| Michael Aitken | Property Master |
| Patrick Campbell | Storyboard Artist |
| Mark M. Chang | Graphic Designer |
| Laura Coash | Art Department Assistant |
| Harrison Gambelli | Set Dresser |
| Courtlan Green | Scenic Artist |
| Josh Clark | Leadman |
| Monk Hooper | Other |
| Alex Innocenti | Concept Artist |
| Adam Jones | Scenic Artist |
| Jeannette Kim | Assistant Art Director |
| Stephanie Little | Graphic Designer |
| Matthew Kozak | Art Department Assistant |
| Deeksha Marla | Art Department Assistant |
| Steph McNally | Assistant Set Decoration |
| Jason Thomas Palmer | Scenic Artist |
| Vinny Perrella | Scenic Artist |
| Adam Reamer | Production Designer |
| Ainsley Roh | Art Department Coordinator |
| Alisha Schuett | Props |
| Wes Simpkins | Storyboard Artist |
| Richard A. Sirico | Construction Coordinator |
| Diane Soffian | Set Dresser |
| Johanna Waldron | Assistant Property Master |
| John Bradley | Utility Sound |
| Michael Infante | Sound Mixer |
| Kurdice Neal | Utility Sound |
| Thomas DeLuca | Special Effects Technician |
| Nicole Dillard | Special Effects Technician |
| Eugene Hitt | Special Effects Supervisor |
| Bryan Binder | Visual Effects Producer |
| Mary Manchin | Visual Effects Coordinator |
| Matt Allmen | Stunts |
| Federico Berte | Stunt Double |
| Nico Coucke | Stunt Double |
| Shane Geraghty | Stunts |
| Luke Lesko | Stunt Double |
| Mark Pettograsso | Utility Stunts |
| Tracey Ruggiero | Stunt Coordinator |
| Michael Viola | Stunts |
| Lola Banks Alvarez | Assistant Camera |
| Barbara Pita | Grip |
| Gregory Borges | Best Boy Grip |
| Vincent Caraccio | Rigging Grip |
| Amaya Chenu | Second Assistant "A" Camera |
| Laura Eraud | Second Assistant "B" Camera |
| Loïc de Lame | Digital Imaging Technician |
| Jon Graham | Drone Pilot |
| Emilie Jackson | BTS Videographer |
| Keith McNicholas | Electrician |
| Nicole Rivelli | Still Photographer |
| Phil Oetiker | Camera Operator |
| Stacy Mize | First Assistant "A" Camera |
| Cheryn Park | First Assistant "B" Camera |
| Davis Moody | Electrician |
| Keith W. Rodriguez | Rigging Grip |
| Grgo Sevo | Drone Operator |
| Carla Stile | Grip |
| Robert Stile | Key Grip |
| Kevin Wilson | Second Assistant "A" Camera |
| Charlene Cephus | Set Costumer |
| Verine Dande | Costume Assistant |
| Elizabeth Howell | Tailor |
| Jay James | Truck Costumer |
| Kareem James | Other |
| Liana C. John | Other |
| Marisa Lerette | Tailor |
| Chris Mahnken | Costume Coordinator |
| Aishwarya Shree Sharma-Porter | Key Costumer |
| Taurie Small | Costumer |
| Allegra Starobin | Costumer |
| Nadia Tulin | Assistant Costume Designer |
| Shanice Warren | Costume Assistant |
| Trish Williams | Costumer |
| Lara Karamardian | Assistant Editor |
| Wedge Wegman | Dailies Operator |
| Ray Stanton | Other |
| India Master | Other |
| Elizabeth Bendelac | Assistant Location Manager |
| George Beno | Location Assistant |
| Jay Horne | Assistant Location Manager |
| Henry Winnik | Location Manager |
| Connor Warren Smith | Vocals |
| Gerald White | Vocals |
| Michele Haberman | Script Supervisor |
| Niko Borhi | Accountant |
| Erin Elle | Stand In |
| Steven Bosch | Production Secretary |
| Jack Cherry | Assistant Director |
| Johnathon Dragonette | Production Office Assistant |
| Robin Fuqua | Painter |
| Darlene Dempsey | Health and Safety |
| Georgina Helewa | Payroll Accountant |
| Justin Jasiewicz | Stand In |
| John Martineau | Stand In |
| Jessica Howery | Production Coordinator |
| Mehran Jafari | Production Office Assistant |
| Rob Meisenholder | Production Accountant |
| Danielle McGowan | Location Assistant |
| Greg Outcalt | Production Supervisor |
| Dominique Saint Malo | Clearances Coordinator |
| Cristopher Sawyer | Second Assistant Accountant |
| Daniel Shepherd | Payroll Accountant |
| Sandra Sosa | Assistant Production Coordinator |
| Nancy A. Terriberry | First Assistant Accountant |
| Alex Vecchio | Second Assistant Accountant |
| Aidan C. Williams | Production Office Assistant |
| L.A. Wolfman | Assistant Production Coordinator |
| Kevin Zipper | Producer's Assistant |
| Ashley Pynn | Stunt Double |
| Joseph Bishara | Original Music Composer |
| Michel Aller | Editor |
| Derek Ambrosi | Editor |
| Jon Romano | Co-Producer |
| Jennifer Scudder Trent | Co-Producer |
| Derek Ambrosi | Executive Producer |
| Autumn Eakin | Director of Photography |
| Terri Taylor | Casting |
| Beth Kushnick | Set Decoration |
| Susie Bua | Makeup Artist |
| Denna Olivieri | Makeup Artist |
| Jessica Paige Goodin | Special Effects Makeup Artist |
| Corinne Fortunato | Sculptor |
| Fletcher Sheridan | Vocals |
| Dan Raziel | Music Editor |
| DeVoe Yates | Music Supervisor |
| Henry van Roden | Music Supervisor |
| Todd Honeycutt | Vocals |
| Alia Azamat Ashkenazi | Additional Script Supervisor |
| Emily Bailey | Colorist |
| Zac Gobetz | Finishing Producer |
| Tyler Ferguson | Post Production Assistant |
| Gregory Caligiuri | Editorial Production Assistant |
| Hunter Lydon | Extras Casting |
| Lucy Pho | Extras Casting Coordinator |
| Gail Quintos | Casting Assistant |
| Susan Boyajian | ADR Voice Casting |
| Gregory Borges | Rigging Grip |
| Justin Keller | Rigging Gaffer |
| Simon Rubenstein | Electrician |
| Michael Haggerty | Dolly Grip |
| Charles Bryant | Lighting Technician |
| Jonas Schimpf | Compositing Lead |
| Daniel L. Smith | Digital Compositor |
| Eion-Ray Patterson | Digital Compositor |
| Kollen Wasylean | Digital Compositor |
| Amelia Ealovega | Digital Compositor |
| Dario Fontanella | Digital Compositor |
| Daniel Berkowitz | Compositing Artist |
| Bryan Binder | Visual Effects Producer |
| Viktor Petrov | Pipeline Technical Director |
| Riley Flanagan | Second Second Assistant Director |
| Daniel Hargrave | Stunt Coordinator |
| Stephen Harrison | First Assistant Director |
