- Kathy Burke - Connie Sachs
- Stephen Graham - Jerry Westerby
- Simon McBurney - Oliver Lacon
- Светлана Ходченкова - Irina
- Roger Lloyd Pack - Mendel
- Константин Хабенский - Polyakov
- Christian McKay - Mackelvore
- Zoltán Mucsi - Magyar
- Péter Kálloy Molnár - Hungarian Waiter
- Ilona Kassai - Woman in Window
- Imre Csuja - KGB Agent
- Arthur Nightingale - Bryant
- Amanda Fairbank-Hynes - Belinda
- Peter McNeil O'Connor - Fawn
- Matyelok Gibbs - Mrs Pope-Graham
- Philip Hill-Pearson - Norman
- Jamie Thomas King - Kaspart
- Stuart Graham - Minister
- Sarah-Jane Robinson - Mary Alleline
- Katrina Vasilieva - Ann Smiley
- Linda Marlowe - Mrs McCraig
- William Haddock - Bill Roach
- Erskine Wylie - Spikeley
- Philip Martin Brown - Tufty Thesinger
- Tomasz Kowalski - Boris
- Alexandra Salafranca - Turkish Mistress
- Denis Khoroshko - Ivan
- Oleg Dzhabrailov - Sergei
- Gillian Stevenson - Listening Woman
- Nick Hopper - Janitor Alwyn
- Laura Carmichael - Sal
- Rupert Procter - Guillam's Boyfriend
- John le Carré - Christmas Party Guest
- Michael Sarne - Karla (Voice)
- Jean-Claude Jay - French Man at Residency
- Tom Stuart - Ben
- Harvey Walsh - Schoolboy (uncredited)
-
Albert Herman
-
Larry Darmour
Capítulo disponible en las siguientes plataformas: