| Noomi Rapace | Renee | |
| Peter Stormare | Terrence | |
| Kerry Bishé | Dianne | |
| Michael Chiklis | Bald Man | |
| Lesley Manville | Dr. Nyman | |
| Ari Millen | Dr. Raxlen | |
| Paul Popowich | Cliff | |
| Sergio Di Zio | Van Driver | |
| Percy Hynes White | Evan | |
| Joel Labelle | Captive Man | |
| Jean Yoon | Colette | |
| Morgan Kelly | Tommy | |
| Jonathan Potts | Blake | |
| Brendan Jeffers | Seth |