 | Rebecca Ferguson als Katya Grinkova / Lauren Grinkova |
 | Sam Reid als Young Alexander Ivanov |
 | Charles Dance als Old Alexander Ivanov |
 | Antje Traue als Marina Rinskaya |
 | Oliver Jackson-Cohen als Young Misha Ardonov |
 | Anthony Stewart Head als Old Misha Ardonov |
 | Thure Lindhardt als Dimtri |
 | Ben Batt als Oleg |
 | Jelena Gavrilović als Svetlana |
 | Amy Nuttall als Maya |
 | Imogen Daines als Jackie |
 | Miloš Timotijević |
 | Anne Kidd |
 | Tamara Krcunović |
 | Marina Vodeničar |
| Shamim Sarif | Writer |
| Shamim Sarif | Director |
| Rachel Portman | Music |
| Masahiro Hirakubo | Editor |
| Denny Lawrence Laloo | Visual Effects Producer |
| Kelly Valentine Hendry | Casting |
| Lina Todd | Casting |
| Aleksandra Mihajlović | Art Department Coordinator |
| David Johnson | Director of Photography |
| Jack Hennigan | Visual Effects Supervisor |
| Bojana Nikolić | Art Department Assistant |
| Amelia Bueno Timón | Art Department Assistant |
| Hanan Kattan | Producer |
| Victor Jenkins | Casting |
| Bill Crutcher | Art Direction |
| Momirka Bailović | Costume Design |
| Ferenc Török | Special Effects Coordinator |
| Nenad Pavlović | Casting |
| Natalie Wali | Music Supervisor |
| Radmila Jakšić | Seamstress |
| Martina Šubić-Dodočić | Makeup Department Head |
| Aleksandar Adžić | Casting |
| Jovana Jovanović | Key Hair Stylist |
| Ivan Kostić | Camera Operator |
| Marina Lešić | Script Supervisor |
| Vesna Teodosić | Assistant Costume Designer |
| Miroslava Cvetković | Seamstress |
| Slaviša Ivanović | Stunt Coordinator |
| Yann McCullough | Music Editor |
| Miloš Kodemo | Camera Operator |
| Nenad Vukadinović | Sound Recordist |
| Ivana Stefanović | Property Master |
| Laura Lovejoy | Dialogue Editor |
