Pemeran & Kru
- Tom McKayMax K
- Hannah Khalique-BrownSaara Parvin
- Charlie J. TinsonGCHQ Analyst
- Jamie MuscatoFinn
- Alfie FriedmanGabriel Davies
- Julie BarclaySally J
- Aysha KalaAmina
- Brendan PurcellTed
- German SegalVadim Trusov
- Yanina HopeFSB Lecturer
- Ernest GromovYevgeny
- Simon PeggDanny Patrick
- Mark RylanceJohn Yeabsley
- Alex JenningsDavid Neal
- Maisie Richardson-SellersKathy Freeman
- Edward HolcroftJames Cox
- Adrian LesterAndrew Makinde
- Andrew RothneyRich T
- Robert CavanahCampbell Scott
- Shazia NichollsMrs Rama
- Peter KosminskySutradara
- Noëlette BuckleyProduser
- Colin CallenderProduser
- Sophie GardinerProduser
- Peter KosminskyProduser
- Bob JonesProduser
- Peter KosminskyPenulis
- Declan LawnPenulis
- Adam PattersonPenulis
- Amelia SpencerPenulis