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 |
| Directing | John R. Leonetti | Director |
| Writing | Carey van Dyke | Screenplay |
| Writing | Shane van Dyke | Screenplay |
| Writing | Tim Lebbon | Novel |
| Crew | Sally Bishop | Stunt Double |
| Production | Jenny Lewis | Casting Director |
| Production | Sara Kay | Casting Director |
| Production | Martin Salgo | Co-Producer |
| Production | Robert Leader | Associate Producer |
| Production | Hartley Gorenstein | Line Producer |
| Visual Effects | Dennis Berardi | Visual Effects Supervisor |
| Visual Effects | Matt Glover | Visual Effects Supervisor |
| Sound | tomandandy | Original Music Composer |
| Costume & Make-Up | Lea Carlson | Costume Designer |
| Editing | Michele Conroy | Editor |
| Camera | Michael Galbraith | Director of Photography |
| Production | Martin Moszkowicz | Executive Producer |
| Production | Alexandra Milchan | Producer |
| Production | Scott Lambert | Producer |
| Production | Robert Kulzer | Producer |
| Production | Stefan Steen | Production Manager |
| Production | Hartley Gorenstein | Unit Production Manager |
| Directing | Andrew Shea | First Assistant Director |
| Directing | Sarah Campbell | Second Assistant Director |
| Production | Bernhard Thür | Production Executive |
| Sound | Robert Turi | Sound Recordist |
| Art | Andrea Kristof | Art Direction |
| Costume & Make-Up | Paul Jones | Makeup Effects Designer |
| Costume & Make-Up | Dorota Mitoraj | Makeup Department Head |
| Editing | Duff Smith | Editor |
| Sound | Nathan Robitaille | Supervising Sound Editor |
| Art | Bob Ziembicki | Production Design |
