 | Ed Speleers als Greg |
 | Tom Sturridge als Tom |
 | Cush Jumbo als Catherine |
 | Nicholas Farrell als Daubenay |
 | Adrian Schiller als Dr. Trevellian |
 | Arsher Ali als Naz |
 | Laurence Spellman als Number 2 |
 | Shaun Prendergast als DI Merril |
 | Benjamin Davies als Driver |
 | Elias Esser |
| Maxamillian Johnstone als Child on Stairs |
| Tom K. McCarthy | Writer |
| Omer Fast | Director |
| Jaz Rongokea | Visual Effects Producer |
| Philipp Weinrich | Visual Effects Producer |
| Gilberto Arpioni | Visual Effects Supervisor |
| Jennifer Harty | Hair Designer |
| Chris Harris | Still Photographer |
| Florian Kronenberger | Gaffer |
| Rebecca Milton | Art Direction |
| Adrian Smith | Production Design |
| Simon Neville | Armorer |
| Steffen Birker | Rigging Gaffer |
| Natasha Dack Ojumu | Producer |
| Patrick Herzberg | Art Direction |
| Astrid Sieben | Art Direction |
| Matt Fisher | Steadicam Operator |
| Jennifer Harty | Makeup Designer |
| Omer Fast | Adaptation |
| Sally Watterston | Makeup Artist |
| Nick Rideout | Special Effects Supervisor |
| Lukas Strebel | Director of Photography |
| Laura Venables | Costume Supervisor |
| Malte Grunert | Producer |
| Sally Watterston | Hairstylist |
| Sam Perry | Costume Design |
| Andrew Bird | Editor |
| Hannah Evans | Set Decoration |
| Nick Justin | First Assistant Director |
