When a hunter sent back to the prehistoric era runs off the path he must not leave, he causes a chain reaction that alters history in disastrous ways.
| Writing | Thomas Dean Donnelly | Author |
| Directing | Peter Hyams | Director |
| Writing | Gregory Poirier | Author |
| Production | Yoram Barzilai | Line Producer |
| Production | Moshe Diamant | Producer |
| Production | Breck Eisner | Executive Producer |
| Writing | Ray Bradbury | Author |
| Production | Guy J. Louthan | Line Producer |
| Production | Romana Cisarova | Executive Producer |
| Production | Rick Nathanson | Executive Producer |
| Production | Elie Samaha | Executive Producer |
| Sound | Nick Glennie-Smith | Original Music Composer |
| Editing | Sylvie Landra | Editor |
| Production | Anja Dihrberg | Casting |
| Art | Richard Holland | Production Design |
| Production | William J. Immerman | Executive Producer |
| Art | Richard Roberts | Set Decoration |
| Production | Jessica Horváthová | Casting |
| Art | Keith Pain | Art Direction |
| Camera | Peter Hyams | Director of Photography |
| Production | Jörg Westerkamp | Executive Producer |
| Costume & Make-Up | Esther Walz | Costume Design |
| Costume & Make-Up | Sakina Msa | Costume Design |
| Production | Karen Elise Baldwin | Producer |
| Production | John Hardy | Executive Producer |
| Writing | Joshua Oppenheimer | Screenplay |
| Production | Steve Cantor | Associate Producer |
| Production | Frank Hübner | Co-Producer |
| Production | Jan Fantl | Co-Producer |
| Production | Howard Baldwin | Executive Producer |
| Production | Andrew Stevens | Executive Producer |
| Production | Sue Jones | Casting |
| Costume & Make-Up | Linda Mooney | Hairstylist |
| Costume & Make-Up | Steve Artmont | Makeup Artist |
| Crew | Tim Grover | Post Production Supervisor |
| Production | Reinhild Gräber | Production Supervisor |
| Production | Petr Šplíchal | Unit Manager |
| Production | Ondřej Sláma | Unit Production Manager |
| Directing | Charlie Watson | First Assistant Director |
| Directing | Catherine Allinson | Script Supervisor |
| Art | Slavek Vankat | Art Department Assistant |
| Art | Klara Holubova | Art Department Coordinator |
| Art | Jean-Francois Mignault | Conceptual Design |
| Production | Veronika Horka | Production Coordinator |
| Art | Martina Ter-Akopowá | Props |
| Art | Desmond Crowe | Set Designer |
| Sound | Craig Clark | ADR Supervisor |
| Sound | Nick Baldock | Assistant Sound Editor |
| Sound | Benjamin Krüger | Boom Operator |
| Sound | Dominik Schleier | Dialogue Editor |
| Sound | Noemi Hampel | Foley Editor |
| Sound | Robin Pohle | Sound Effects Editor |
| Sound | Manfred Banach | Sound Mixer |
| Sound | Michael Hinreiner | Sound Re-Recording Mixer |
| Sound | Peter Baldock | Supervising Sound Editor |
| Crew | Neil Toddy Todd | Special Effects |
| Visual Effects | Joss Williams | Special Effects Supervisor |
| Crew | David J. Witters | CGI Supervisor |
| Crew | Casey Allen | Compositor |
| Crew | Scott Dougherty | Executive Visual Effects Producer |
| Crew | Jay Randall | Sequence Supervisor |
| Visual Effects | Arndt Baumueller | Visual Effects |
| Crew | Igor Chevalier | Visual Effects Art Director |
| Visual Effects | Bastian Schreitling | Visual Effects Coordinator |
| Crew | Soline Guyonneau | Visual Effects Editor |
| Visual Effects | Gayle Busby | Visual Effects Producer |
| Visual Effects | David Lingenfelser | Visual Effects Supervisor |
| Crew | Petr Drozda | Stunt Coordinator |
| Crew | Rudolf Bok | Stunts |
| Camera | Stephen S. Campanelli | Camera Operator |
| Lighting | Kriz David | Electrician |
| Lighting | Andy Arnautov | Gaffer |
| Camera | Mario Matic | Grip |
| Camera | Helge Felgendreher | Key Grip |
| Lighting | Václav Čermák | Rigging Gaffer |
| Camera | Alessandro Bolognesi | Steadicam Operator |
| Camera | Murray Close | Still Photographer |
| Camera | James Lewis | Underwater Camera |
| Visual Effects | Dietrich Hasse | Animation Supervisor |
| Costume & Make-Up | Till Fuhrmann | Assistant Costume Designer |
| Editing | Harry Muller | Color Timer |
| Editing | Gregory Creaser | Digital Intermediate |
| Editing | Nadia Naimi | First Assistant Editor |
| Production | Jiri Krejcir | Location Manager |
| Sound | Gerard McCann | Music Editor |
| Sound | Mark Berrow | Musician |
| Crew | Ernestine Kahn | Dialect Coach |
| Crew | Steffen M. Wild | Digital Effects Supervisor |
| Crew | Adam W. Rosen | Legal Services |
| Crew | Eva Dvorakova | Set Medic |
| Production | Jack W. Haddox | Post Production Accountant |
| Crew | Dianne Mapp-Cheek | Production Controller |
| Costume & Make-Up | Ivana Němcová | Hair Assistant |
| Costume & Make-Up | Katrin Hoffmann | Key Costumer |
| Directing | Adrian Toynton | Second Assistant Director |
| Directing | Miroslav Fozo | Second Second Assistant Director |
| Directing | Raza Mallal | Second Unit Director |
| Directing | Martina Götthansova | Third Assistant Director |
| Art | Dylan Cole | Concept Artist |
| Art | Igor Chevalier | Conceptual Illustrator |
| Art | Chris John Jones | Creative Director |
| Art | David E. Scott | Graphic Designer |
| Art | James Doh | Storyboard Artist |
| Sound | Oliver Barth | ADR Editor |
| Sound | Colin Rogers | ADR Mixer |
| Sound | Anja Bause | Foley Recordist |
| Crew | Duncan Capp | Special Effects Technician |
| Visual Effects | Ryan Lastimosa | VFX Artist |
| Visual Effects | Bonnie Lemon | Visual Effects Production Manager |
| Crew | Blanka Jarosova | Stunt Double |
| Camera | Graham Hall | Assistant Camera |
| Camera | Robert-James Bova | Best Boy Grip |
| Camera | Ian Coffey | Clapper Loader |
| Camera | Sven Fink | Focus Puller |
| Camera | Emiliano Topai | Second Assistant Camera |
| Editing | Ross Porter-Ward | Assistant Editor |
| Editing | Lisa Tutunjian | Digital Intermediate Editor |
| Editing | Mo Henry | Negative Cutter |
| Editing | Diane Macke | Project Manager |
| Sound | Nick Glennie-Smith | Conductor |
| Production | Vanessa Bolton | Accountant |
| Visual Effects | Dragos Jieanu | CG Artist |
| Visual Effects | Ulysses Argetta | Digital Compositor |
| Visual Effects | Robert D. Crotty | Digital Effects Producer |
| Production | Andreas Illenseer | Head of Production |
| Production | Mike Bocek | Key Set Production Assistant |
| Visual Effects | Kino Scialabba | Matte Painter |
| Production | Lenka Kadlecova | Production Assistant |
| Production | Guy J. Louthan | Production Executive |
| Visual Effects | Marlan Harris | Rotoscoping Artist |
| Crew | Alexander Xavier Ponce-Bonano | Scientific Consultant |
| Production | Tracy Fedak | Second Assistant Accountant |
| Visual Effects | Christian McIntire | Visual Effects Supervisor |
