 | Lucy Hale als Olivia Barron |
 | Violett Beane als Markie Cameron |
 | Tyler Posey als Lucas Moreno |
 | Hayden Szeto als Brad Chang |
 | Aurora Perrineau als Giselle Hammond |
 | Sophia Ali als Penelope Amari |
 | Landon Liboiron als Carter |
 | Morgan Lindholm als Alexis Podell |
 | Gary Anthony Williams als Calex (voice) |
 | Ezmie Garcia als Young Inez / Inez's Granddaughter |
 | Nolan Gerard Funk als Tyson Curran |
 | Sam Lerner als Ronnie |
 | Brady Smith als Roy Cameron |
 | Tom Choi als Officer Han Chang |
 | Vera Taylor als Inez Reyes |
 | Andrew Howard als Randall Himoff |
 | Omar Leyva als Clerk |
 | Leslie Stratton als Student #1 |
 | Chasen Banks als Student #2 |
| Marcie Jean als Student #3 |
 | Alexander Roberts als Student #4 |
 | Ellie Laufer als Student #5 |
 | Jake Delaney als Guy in Bar |
 | Myron Natwick als Hospital Corpse |
 | Nefetari Spencer als Admissions Interviewer |
 | Alexis Jacknow als Admissions Assistant |
 | Rubén Garfias als Priest |
 | Bradley Snedeker als Officer Chang's Partner |
 | Lisa Catara als Elderly Woman |
 | Tim Neff als Guy in Bar #2 |
 | Dominic Vedder als EMT (uncredited) |
 | Sierra Heuermann als Slumber Party Girl (uncredited) |
 | Angelique Kenney als LAPD Officer Kenney (uncredited) |
 | Logan William McPeak als Brad's Kisser (uncredited) |
| Jeff Wadlow | Director |
| Jason Blum | Producer |
| Couper Samuelson | Producer |
| Matthew Margeson | Music |
| Jacques Jouffret | Director of Photography |
| Sean Albertson | Editor |
| Sarah Domeier Lindo | Casting |
| Terri Taylor | Casting |
| Melanie Jones | Production Design |
| Alyssa Hill | Art Direction |
| Maya Levy | Set Decoration |
| Lisa Norcia | Costume Design |
| Pavy Olivarez | Hair Department Head |
| Traci E. Smithe | Hair Department Head |
| Melinda Osgood | Key Makeup Artist |
| Nacoma Whobrey | Makeup Department Head |
| Alexander Soto | Art Department Coordinator |
| Kevin Lappin | Construction Coordinator |
| Aaron A. Goffman | Property Master |
| Richard Bullock Jr. | Boom Operator |
| Angela Hackner | Dialogue Editor |
| Miguel Barbosa | Foley |
| Jamie Hardt | Sound Re-Recording Mixer |
| Zak Knight | Special Effects Coordinator |
| Chris Zapara | 3D Artist |
| Syna San | Visual Effects Coordinator |
| Tyler Shanklin | Visual Effects Coordinator |
| Jamison Scott Goei | Visual Effects Supervisor |
| Nikhil Paniz | Camera Operator |
| Sebastian Bueno | Dolly Grip |
| Paul Postal | Gaffer |
| Lucas Staley | Rigging Grip |
| Zachary Andrews | Lighting Technician |
| Garo Hernandez | Lighting Technician |
| Iván Jesús Herrera | Lighting Technician |
| Andrew McIntosh | Lighting Technician |
| Fabiana Arrastia | ADR Voice Casting |
| Susan Boyajian | ADR Voice Casting |
| Ally Conover | Casting Associate |
| Faith Abraham | Casting Assistant |
| Yana Syrkin | Costume Supervisor |
| Nico Alvarado | Set Costumer |
| Heather Karasek | Set Costumer |
| Matteo Saradini | Digital Intermediate |
| Melanie Kuan | Assistant Editor |
| Kurt Nishimura | First Assistant Editor |
| Brett Pierce | Music Editor |
| Julie Sessing | Music Supervisor |
| Aaron A. Goffman | Armorer |
| Lisa Catara | Stunt Double |
| Michael Reisz | Story |
| Jeff Wadlow | Screenplay |
| Jillian Jacobs | Screenplay |
| Christopher Roach | Screenplay |
| Michael Reisz | Screenplay |
| Mallory Thompson | Stunt Double |
| Yoshi Sudarso | Stunt Double |
| Steven Ritzi | Stunt Coordinator |
| Audi Resendez | Stunt Double |
| Alexander McCaslin | Stunt Double |
| Tara Macken | Stunt Double |
| Christopher Leps | Stunt Double |
| Jay Kwon | Stunt Double |
| Talia K. Dillingham | Stunt Double |
| Alan D'Antoni | Stunt Coordinator |
| Martin Lopez | Sound Effects Editor |
| Aaron Khristeus | In Memory Of |
| Budapest Art Orchestra | Other |
| Phil DeSanti | Second Assistant Director |
| Ryan Turek | Co-Producer |
| Aaron A. Goffman | Other |
