Een gezin poogt te overleven in een wereld die geteisterd wordt door gevaarlijke, oeroude wezens. Deze hebben zich voortgeplant in de ondergrondse duisternis en jagen op hun prooi door middel van hun gehoor.
| Crew | Allan Wylie | Video Assist Operator |
| Visual Effects | Christopher Minos | Animation |
| Art | Nancey Pankiw | Set Designer |
| Writing | Carey van Dyke | Screenplay |
| Crew | Sally Bishop | Stunt Double |
| Directing | John R. Leonetti | Director |
| Writing | Shane van Dyke | Screenplay |
| Writing | Tim Lebbon | Novel |
| Production | Martin Salgo | Co-Producer |
| Costume & Make-Up | Lea Carlson | Costume Designer |
| Production | Hartley Gorenstein | Unit Production Manager |
| Directing | Andrew Shea | First Assistant Director |
| Editing | Duff Smith | Editor |
| Production | Jenny Lewis | Casting Director |
| Production | Scott Lambert | Producer |
| Production | Robert Kulzer | Producer |
| Costume & Make-Up | Paul Jones | Makeup Effects Designer |
| Visual Effects | Matt Glover | Visual Effects Supervisor |
| Camera | Michael Galbraith | Director of Photography |
| Sound | Robert Turi | Sound Recordist |
| Production | Martin Moszkowicz | Executive Producer |
| Production | Alexandra Milchan | Producer |
| Production | Stefan Steen | Production Manager |
| Art | Andrea Kristof | Art Direction |
| Production | Bernhard Thür | Production Executive |
| Sound | Nathan Robitaille | Supervising Sound Editor |
| Production | Robert Leader | Associate Producer |
| Costume & Make-Up | Dorota Mitoraj | Makeup Department Head |
| Production | Sara Kay | Casting Director |
| Production | Hartley Gorenstein | Line Producer |
| Visual Effects | Dennis Berardi | Visual Effects Supervisor |
| Editing | Michele Conroy | Editor |
| Directing | Sarah Campbell | Second Assistant Director |
| Art | Bob Ziembicki | Production Design |
| Sound | Tom Hajdu | Original Music Composer |
| Art | Aaron Becker | Title Designer |
