Guest Stars Lucy Akhurst as Elizabeth Elliott Nicholas Rowe as Sir Anthony Blunt Monika Gossmann as Galina Jennifer Marsala as Iris Alex Price as Watcher Gilly Gilchrist as MI5 Plumber Gershwyn Eustache Jnr as Dr Robert Thomas Karel Roden as Col. Sergei Brontov Alexander Terentyev as Orchis Jay Simpson as MI6 Cabbie Jed Aukin as American Reporter Daniel Lapaine as Donald Maclean Steven Elder as Tim Milne David Coomber as Embassy Duty Officer Jacob James Beswick as Giovanni Mark Flitton as Joe Kate Fahy as Dora Philby Thomas Arnold as Guy Burgess Alex Skarbek as KGB General Aaron Vodovoz as KGB Suit Alexandru Rusu as Team Leader Cristina Catalina as Müller Miquel Brown as Angleton's Housekeeper Greg Kolpakchi as KGB Colonel Richard Shanks as White's Club Steward
