 | Eddie Redmayne als Alex Forbes |
 | Tom Sturridge als Nigel Colbie |
 | Toni Collette als Sally |
 | Richard Roxburgh als McKenzie |
 | Kate Maberly als Susan Mueller |
 | Jonathan Overton als Josh |
 | Amit Shah als Raj Mehta |
 | David Threlfall als John Colbie |
 | Cathryn Bradshaw als Helen Colbie |
 | Patrick Malahide als Headmaster |
 | Hugh Sachs als Rev Donaldson |
| Liam McKenna als Mr Fergus |
| Bryan Robson als Mr Evans |
 | Paul Sonkkila als Police Bureaucrat |
 | Craig Crosbie als Coroner |
| Paul Blackwell als Geoff Burns |
| Jordan Prosser als Boy on Train |
| Gregory J. Read | Director |
| Gregory J. Read | Writer |
| Toni Collette | Executive Producer |
| Jonathan Shteinman | Producer |
| Piers Tempest | Producer |
| Carol Hughes | Producer |
| Cyril Megret | Executive Producer |
| Damita Nikapota | Executive Producer |
| Robert Bevan | Executive Producer |
| Hugo Heppell | Executive Producer |
| Richard Johns | Co-Producer |
| Nigel Bluck | Director of Photography |
| Mark Warner | Editor |
| Lucy Bevan | Casting |
| Sara Giles | Associate Producer |
| Karan Monkhouse | First Assistant Director |
| Lucinda Thomson | Art Direction |
| Jane Sullivan | Production Manager |
| Erica Bensly | Production Manager |
| Mike Bakaloff | Boom Operator |
| Mario Mooney | Boom Operator |
| Steven Jones-Evans | Production Design |
| Carlo Giacco | Original Music Composer |
| Odile Dicks-Mireaux | Costume Designer |
| Mojgan Khadem | Script Supervisor |
| Sally Clarke | Production Coordinator |
| Jessica Brown | Production Coordinator |
| Mark Boskell | Second Assistant Director |
| Jude Harrison | Second Assistant Director |
| Luke McLean | Third Assistant Director |
| Todd Embling | Third Assistant Director |
| Keith Silva | Sound Recordist |
| Toivo Lember | Sound Recordist |
| Nicki Gardiner | Set Decoration |
| Sara Mathers | Set Decoration |
| Mel Dunstone | Art Department Coordinator |
| Nell Hanson | Assistant Art Director |
| Anita Seiler | Costume Supervisor |
| Jan Simpson | Assistant Costume Designer |
| Wizzy Molineaux | Makeup Supervisor |
| Scott Beswick | Hair Supervisor |
| Jen Lamphee | Makeup & Hair |
| Amanda Shaw | Makeup & Hair |
| Kate Birch | Makeup & Hair |
| Zev Eleftheriou | Stunt Coordinator |
| Roy Alon | Stunt Coordinator |
| Nash Edgerton | Stunts |
| Jon Blaikie | Special Effects Coordinator |
| Ian Rowley | Special Effects Coordinator |
| Graham Jahne | Stunts |
| Morgan Evans | Stunts |
| Dean Bennett | Stunts |
| Jools Weigh | Stunts |
| Dave Evans | Armorer |
| Steven Jones-Evans | Second Unit Director |
| Crighton Bone | Second Unit Director of Photography |
| Nick Matthews | Second Unit Director of Photography |
| Bronwyn Gerathy | Post Production Coordinator |
| Bin Li | First Assistant Editor |
| Andrew Plain | Supervising Sound Editor |
| Damian Candusso | Dialogue Editor |
| Michael McMenomy | Sound Effects Editor |
| Tom Heuzenroeder | Sound Effects Editor |
| Leah Katz | Assistant Sound Editor |
| Pete Smith | Sound Re-Recording Mixer |
| Dave Morley | Visual Effects Supervisor |
| Kent Boswell | Visual Effects Producer |
| Felix Crawshaw | Visual Effects Production Manager |
| Anne Tsoulis | Script Editor |
| Belinda McClory | Assistant Script |
| Tony Sheppard | Assistant Script |
| Jon Hewitt | Assistant Script |
| Kim Dalton | Thanks |
| Carole Sklan | Thanks |
| Maureen Barron | Thanks |
