 | Charlotte Vega als Jennifer Shaw |
 | Adain Bradley als Darius Clemons |
 | Bill Sage als John Venable |
 | Emma Dumont als Milla D'Angelo |
 | Dylan McTee als Adam Lucas |
 | Daisy Head als Edith |
 | Matthew Modine als Scott Shaw |
 | Vardaan Arora als Gary Amaan |
 | Adrian Favela als Luis Ortiz |
 | Tim DeZarn als Nate Roades |
 | Rhyan Elizabeth Hanavan als Ruthie |
 | Chaney Morrow als Hobbs |
 | Cory Scott Allen als Ed Jenkins |
 | Amy Warner als Aileen |
 | Richard Hagerman als Chief Abernathy |
 | Damian Maffei als Morgan / Deer Skull |
| Mark Mench als Standard / Wolf Skull |
 | David Hutchison als Cullen / Wild Boar Skull |
 | Chris Hahn als Samuel / Elk Head |
 | Valerie Jane Parker als Corrine |
| Richard Davis als Cooper |
| Heru Lasana als Ogden |
 | Daniel R. Hill als Reggie |
 | Brady Gentry als Jackson |
 | Daphne Matthews als Bar Patron |
 | Gary Ray Stearns als Lloyd Pettigrew |
 | Jeremy Ambler als Cave Person |
 | Jennie Malone als Cave Person |
 | Bret Aaron Knower als Standard Double |
 | Brian Searle als Ted Nothum |
 | Jenny McManus als Bar Patron (uncredited) |
 | John E. Brownlee als Foundation Citizen (uncredited) |
| Brian James Fitzpatrick als Osborn Early (as Brian Fitzpatrick) |
| Grant Brooks als Miles |
| Mark Angel als Cave Guard (uncredited) |
| Michael Lee Bailey als Foundation Elder (uncredited) |
| Mike P. Nelson | Director |
| Alan B. McElroy | Screenplay |
| Tom Elkins | Editor |
| Nancy Nayor | Casting |
| Bill Bromiley | Executive Producer |
| James Harris | Producer |
| Robert Kulzer | Producer |
| Fiona Yang Li | Executive Producer |
| Martin Moszkowicz | Executive Producer |
| Christian Oliver | Executive Producer |
| Jonathan Saba | Executive Producer |
| Dylan Tarason | Co-Producer |
| Jon D. Wagner | Line Producer |
| Roshelle Berliner | Production Designer |
| Scott Daniel | Art Direction |
| Stephonika W. Kaye | Set Decoration |
| Gina Ruiz | Costume Designer |
| Amber Johnson | Makeup Artist |
| Scott H. Reeder | Hair Department Head |
| Anna Maria Reyer | Hairstylist |
| Ryan Shaddelee | Special Effects Makeup Artist |
| Brianna Lee Johnson | Production Supervisor |
| David Scharf | Post Production Supervisor |
| Jon D. Wagner | Unit Production Manager |
| Tami Kumin | Second Assistant Director |
| Casey Shelton | Second Second Assistant Director |
| Doug Turner | First Assistant Director |
| T.J. White | Second Unit Director |
| Mark C Barnett | Scenic Artist |
| Andy Flynn | Leadman |
| Brett P. Jackson | Carpenter |
| Geza Kassai | Set Designer |
| Nick Laughlin | Set Dresser |
| Stephanie Postich | Assistant Property Master |
| Bryan Staerkel | Property Master |
| Bryan Staerkel | Weapons Master |
| Tash Ann | Boom Operator |
| Jason Dotts | Supervising Sound Editor |
| Alexander Jongbloed | Foley Editor |
| Chris Polczinski | Sound Mixer |
| Antonio Grassano | Special Effects Technician |
| Kyle Roberts | Special Effects Supervisor |
| Kevin Chandoo | Visual Effects Supervisor |
| Jean-Paul Ear | Compositor |
| Janelle Beaudry | Stunt Double |
| Richard Fike | Utility Stunts |
| Chris Gann | Stunt Double |
| Amy Greene | Stunts |
| William Haithco III | Stunt Double |
| Tim James | Utility Stunts |
| Cody Bo Kruger | Stunt Double |
| James Ortiz | Stunt Double |
| R. Matthew Scheib | Stunt Double |
| Brian Searle | Stunts |
| Ryan Sturz | Stunt Double |
| T.J. White | Stunt Coordinator |
| Dylan Algie | Electrician |
| Stephen Lukach | Original Music Composer |
| Nick Junkersfeld | Director of Photography |
| Alexander Elkins | "A" Camera Operator |
| Joe Bou | Second Assistant "A" Camera |
| Dean Smollar | Steadicam Operator |
| Claire Tanner | Script Supervisor |
| Alan B. McElroy | Executive Producer |
| Shanan Becker | Executive Producer |
| Ness Saban | Executive Producer |
| Curtis Lyons | Stunt Double |
| Lydia Hand | Stunt Double |
| Juliene Joyner | Stunt Double |
| Xavier Luo | Stunt Double |
| Geoffrey Storts | First Assistant "A" Camera |
| Anthony J. Rickert-Epstein | "B" Camera Operator |
| Michael Wooten | First Assistant "B" Camera |
| Eric Ransbottom | Digital Imaging Technician |
| Mike Dickman | Gaffer |
| Mike Dittiacur | Dolly Grip |
| Alan Forbes | Location Manager |
| Ryan Goertz | Set Designer |
| Samantha Drake | Graphic Designer |
| Ryan Tudor | Set Dresser |
| Nick Pirrmann | On Set Dresser |
| Robin Fields | Costume Supervisor |
| Jodi Byrne | Makeup Department Head |
| Beki Ingram | Key Makeup Artist |
| Samantha Maloney | Key Hairdresser |
| Rea Nolan | Dialect Coach |
| Dominika Posserén | Casting Associate |
| Craig Metzger | Transportation Captain |
| Clayton Condit | Additional Editor |
| Michael T. Ryan | Music Editor |
| Jason Dotts | Sound Re-Recording Mixer |
| Michael Baird | Dialogue Editor |
| Mark Coffey | Assistant Sound Editor |
| Geordy Sincavage | Foley Mixer |
| Tara Blume | Foley Artist |
| Monique Reymond | Foley Artist |
| Mike P. Nelson | Title Designer |
| Erin Nicholson | CG Supervisor |
| James Rumas | Digital Compositor |
| Kyle Sim | Digital Compositor |
| Greg Lamar | Digital Compositor |
| Ted Teske | Sound Re-Recording Mixer |
| Chris Hahn | Stunts |
| Nancy Nayor | Casting Director |
| Roshelle Berliner | Production Design |
