- James Purefoy - Sir Michael Althorp
- Dan Wyllie - Guy
- Joana Ribeiro - Sandrina
- Philipp Christopher - Tomas
- Zeynep Köse - Syrian Woman
- Yoli Fuller - Philippe
- Aron von Andrian - Daan
- George Taylor - Interpol Agent
- Nuriye Ari - Refugee Woman #1
- Merih Dilber - Refugee Woman #2
- Haluk Bilginer - Mr. Demir
- Kobna Holdbrook-Smith - Johnson
- Nadia Larbiouene - Nour
- Samia-Sabrine Bitta - Paris Suburb Baker Woman
- Phill Langhorne - Marcus Seabright
- Andrea Dolente - DGSE Assistant
- Jason Hunjan - Galata Bridge Taxi Driver
- Benjamin Hicquel - Hasad
- Alec Secareanu - Emir
- Jack Greenlees - David
- Yankı Ayhan - Farroukh
- Sertaç Ekici - Michal
- Gabriel Washer - Café Waiter
- Abdullahi Islaw - Brasserie Flo Waiter
- Sofiane Francine - Man in Paris Bar
- Anthony Fouillet - Paris Taxi Driver
- François Pain-Douzenel - Cesar Luciani
- Quelin Sepulveda - Phillipa
- Luka Kellou - Hit Man
- Taïdir Ouazine - Hamia
- Fouad Dekkiche - Nadir
- Adda Senani - Sami
- Lachele Carl - Chief of Staff
- Patrick Poletti - Head of CIA
- Mitchell Mullen - US Homeland Security
- Bruce Lester-Johnson - NSA Chief
- Brian Milligan - Patrick
- Sarah Woodward - Margaret
- David Brooks - Truck Driver
- Clara Choï - Female Surveillance Op
- Paul Birchard - American Tourist
- Christophe Ntakabanyura - Official #1
- Elisabeth Moss
- Ias Balaskas
- Adrian Kelly
- Gary Davy
- Denise Di Novi
- Courtney Moore
- Jon Opstad
- Steven Phillips
- Will Stanton
- Catherine Grieves
- Max Richter
- James Ridgway
Elisabeth Moss hace el papel de Imogen Salter.
Dan Wyllie interpreta a Guy en la serie.
Yumna Marwan interpreta a Adilah El Idrissi en la serie.
Dali Benssalah hace el papel de Malik Amar.
Thibault de Montalembert interpreta a Magritte en la serie.
Josh Charles hace el papel de Max Peterson.
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