 | Amy Forsyth als Natalie |
 | Reign Edwards als Brooke |
 | Bex Taylor-Klaus als Taylor |
 | Christian James als Quinn |
 | Roby Attal als Gavin |
 | Matt Mercurio als Asher |
 | Courtney Dietz als Britney |
 | Cynthea Mercado als Jodi |
 | Stephen Conroy als The Other |
 | George Howard Adams als Gate Guard |
 | Markus Silbiger als Bored Carny Kid |
 | Michael Tourek als Security Guard |
 | Tony Todd als The Barker |
 | Aaron Gillespie als Stagehand |
| Cecil Elmore Jr. als Cop |
 | Elle Graham als Little Girl |
| Rio Ahn als EMT (uncredited) |
| Athena Akers als Chorus Girl (uncredited) |
 | Kimberly Battista als Demonic Nun (uncredited) |
| Ashley Brasel als Hellfest Halloween Park Goer (uncredited) |
| Kevin Galbraith als Map Guy (uncredited) |
| John James Laws als Ride Attendant (uncredited) |
 | Shaun McMillan als Hellfest Halloween Park Goer (uncredited) |
| Stephen M. Phillips als Wandering Monster (uncredited) |
| Alicia Rosato als Britney's Friend (uncredited) |
 | Milton Saul als Hell Fest Halloween Park Goer / Event Staff (uncredited) |
| Quandae Stewart als Halloween Park Goer / Booth Worker (uncredited) |
 | Brooke Jaye Taylor als Cop (uncredited) |
| Ashley Uecker als Park Attendee (uncredited) |
 | Benjamin Weaver als Hellfest Halloween Park Goer (uncredited) |
| Jessica Walker als Stage Hand |
| Randy Uecker als Hell Fest Park Attendee |
| Gale Anne Hurd | Producer |
| Gregory Plotkin | Director |
| Seth M. Sherwood | Screenplay |
| Blair Butler | Screenplay |
| William Penick | Story |
| Christopher Sey | Story |
| Akela Cooper | Screenplay |
| Bear McCreary | Original Music Composer |
| David Egan | Editor |
| Gregory Plotkin | Editor |
| Michael Perry | Production Design |
| Mark Dillon | Art Direction |
| José David Montero | Director of Photography |
| Tony Gardner | Costume Design |
| Eulyn Colette Hufkie | Costume Design |
| Luke Gibleon | Sound Designer |
| Veronica Kahn | Utility Sound |
| Michael Schmidt | Sound Mixer |
| Cooper Dunn | "B" Camera Operator |
| Ben McLeod | Assistant Camera |
| Joe Waistell | First Assistant "A" Camera |
| Mike Flores | Dolly Grip |
| Doyle Petty | Best Boy Grip |
| Robert Trammell | Special Effects Supervisor |
| James Isaacson | Special Effects Technician |
| Jeremy West | Propmaker |
| Hussein Agamiri | Set Dresser |
| Britain Illingworth-Cramer | Set Designer |
| Tim Fitzgerald | Second Assistant Director |
| David Waters | First Assistant Director |
| Hajar Mainl | Script Supervisor |
| Mark Ross | Production Executive |
| Ben Roberts | Executive Producer |
| Tucker Tooley | Producer |
| Christopher H. Warner | Line Producer |
| Alex Ginno | Creative Producer |
| Felipe Savahge | Stunt Coordinator |
| Ashley Levy | Makeup Department Head |
| Michelle Diamantides | Hair Department Head |
| Kevin Cerchiai | Boom Operator |
| Lucy Donaldson | First Assistant Editor |
| Stefanie Swanson | Post Production Accountant |
| Kirsten Short | Payroll Accountant |
| Carrie Sharpe | First Assistant Accountant |
| Jon Romano | Production Executive |
| Lyndsey Miller | Publicist |
| Laurent Marchand | Catering |
| Vada Majors | Production Assistant |
| Andrew Corbit Kelly | Production Assistant |
| Denise Godoy | Unit Publicist |
| Andrea Flader | Production Coordinator |
| Sabrina Byrdsong | Production Secretary |
| Scott Burns | Chef |
| Daniel T. Burger | Second Assistant Accountant |
| Kaitlin Buck | Assistant Production Coordinator |
| Zach Bennett | Production Assistant |
| Aaron Becker | Title Designer |
| Don Poole | Transportation Coordinator |
| Michael Glover | Driver |
| William W. Brown III | Transportation Captain |
| Johannes Vogel | Conductor |
| Jamie Thierman | Orchestrator |
| Stefan Steinbauer | Music Coordinator |
| Brett Pierce | Music Editor |
| Benjamin Hoff | Orchestrator |
| Sam Garay | Additional Music |
| Sean Barrett | Orchestrator |
| Seth Zimmerman | Location Manager |
| Ben Wilfert | Assistant Location Manager |
| Brandon Pearson | Location Assistant |
| Hannah Laster | Location Scout |
| Thomas Gann | Location Production Assistant |
| Deven Bromme | Location Assistant |
| John Persichetti | Digital Intermediate Colorist |
| Candice Guevara | Post Production Assistant |
| Brandi Hart Craig | Post Production Assistant |
| Carissa Clark | Digital Intermediate Producer |
| Michael Ann Swan | Seamstress |
| Hollis G. Smith | Key Costumer |
| Cassandra Parigian | Costumer |
| Rafielle Kirkland | Set Costumer |
| Aliyah Baynes | Costume Supervisor |
| Sarah Kim | Costumer |
| Jennie Hufkie-Wright | Assistant Costume Designer |
| E. Dee Biddlecome | Set Costumer |
| Brandon Bernard | Costumer |
| Ashley Marks | Casting Associate |
| Janella Bersabal | Extras Casting |
| Edward Young | Rigging Grip |
| Justin Paul Warren | Digital Imaging Technician |
| German Valle | Gaffer |
| Massimiliano Trevis | Camera Operator |
| Cris Toebben | Best Boy Electric |
| Nick Thompson | Video Assist Operator |
| Jesse Roth | Additional Camera |
| Justyn Plath | Grip |
| Doyle Petty | Key Rigging Grip |
| Javier Pesquera | Lighting Technician |
| Luis Pagan | Key Grip |
| Kevin Newton | Electrician |
| Levi Martinez | Lighting Technician |
| Carl M. Johnson | Lighting Technician |
| William Gentry | Electrician |
| Tavyn Gentry | Grip |
| August Gentry | Electrician |
| Vincent Gandolfi | Grip |
| Tony Gandolfi | Grip |
| Raul Flores | Lighting Technician |
| Eddy Flores | Rigging Gaffer |
| Andrés Figueroa | Grip |
| Jonathan Escobar | Best Boy Electric |
| Jackson Lee Davis | Still Photographer |
| Craig Cooper | Dolly Grip |
| Michael J. Cohen | Grip |
| Pete Chiaramonte | BTS Photographer |
| Kevin Waterman | Stunts |
| Aden Stay | Stunts |
| Savannah Simons | Stunt Double |
| Dalton Simons | Stunts |
| Austin Seifert | Stunts |
| Andy Rusk | Stunts |
| Kirk Riley | Stunts |
| Ryan D. Olson | Stunts |
| Alexa Niemi | Stunts |
| Jordan Malone | Stunts |
| Kara Kimmer | Stunts |
| Juliene Joyner | Stunt Double |
| Heather Fusari | Stunts |
| Jazzy Ellis | Stunt Double |
| Stephen Conroy | Stunts |
| Alvin Chon | Stunts |
| Alli Beckman | Stunt Double |
| Rocky Abou-Sakher | Stunts |
| Zachary Vesely | Visual Effects Producer |
| Jenna Sunde | Digital Compositor |
| Aidin Saedi | VFX Artist |
| Yashar Pouyan | Compositor |
| Sami Oms | Digital Compositor |
| Grant Miller | Visual Effects Supervisor |
| Josh McGuire | Compositor |
| Nikolai Lipatnikov | VFX Artist |
| David Lebensfeld | Visual Effects Supervisor |
| Mee-Jeong Kwon | Compositor |
| Dong Kyu Kim | 3D Generalist |
| Matt Johnson | Digital Compositor |
| Sean Kennedy | Digital Compositor |
| Tyler Engle | Digital Compositor |
| David Dewaik | Digital Compositor |
| Danny Corona | Digital Compositor |
| Kevin Conlon | Digital Compositor |
| Jon Anastasiades | Compositing Supervisor |
| Becca Han | Special Effects Technician |
| Derek Dondeville | Special Effects Technician |
| Caleb Crabtree | Special Effects Technician |
| Frank Willis Balzer | Special Effects Technician |
| Mathew Waters | Sound Re-Recording Mixer |
| Todd Toon | Supervising Sound Editor |
| Walter Spencer | Foley Supervisor |
| Mike Schmidt | Sound Mixer |
| Pernell L. Salinas | First Assistant Sound Editor |
| Jeffrey Roy | ADR Mixer |
| Bryan Parker | ADR Supervisor |
| Chris Navarro | ADR Mixer |
| Andy Koyama | Sound Re-Recording Mixer |
| Tim McKeown | Foley Artist |
| Mike Horton | Foley Artist |
| Eliot Connors | Sound Designer |
| Michael P. Clark | Production Sound Mixer |
| Kristin Catuogno | ADR Recordist |
| Paul Bercovitch | ADR Editor |
| Michael Baird | Sound Effects Editor |
| Jeremy West | Construction Foreman |
| Sophie Wagman | Art Department Assistant |
| Jason Vigdor | Graphic Designer |
| Aaron Sowd | Storyboard Artist |
| Chuck Sitero | Set Dresser |
| John Sanders | Property Master |
| Stephanie Postich | Props |
| Ken Perkins | Storyboard Artist |
| Matt Parker | Set Dresser |
| LeShae Ann Nash | Construction Buyer |
| Calvin Myers | Leadman |
| Wright McFarland | Set Designer |
| Carmen Luse | Set Dresser |
| Nathan Longest | Props |
| Vincent Elias Kelly | Set Dresser |
| Tracey Illingworth-Cramer | Art Department Coordinator |
| John Hair | Set Dresser |
| Carson Gloster | Set Dresser |
| Craig Gilmore | Storyboard Artist |
| John S. Fore | Construction Coordinator |
| Jeff Errico | Storyboard Artist |
| Eric E.R. Brown | On Set Dresser |
| Chris Baker | Construction Foreman |
| Lance Resch-Anger | Second Second Assistant Director |
| Matthew Goodwin | Unit Production Manager |
| Shadi Enayati | Post Production Supervisor |
| Kyle Yaklin | Special Effects Makeup Artist |
| Melizah Anguiano Wheat | Key Hair Stylist |
| Mark James Ross | Special Effects Makeup Artist |
| Ashley Pleger | Key Makeup Artist |
| Eric Molinaris | Special Effects Makeup Artist |
| Riley Flanagan | Set Production Assistant |
| Tommy Harris | Visual Effects Supervisor |
