Colin Firth character Ewen Montagu
Matthew Macfadyen character Charles Cholmondeley
Kelly Macdonald character Jean Leslie
Penelope Wilton character Hester Leggett
Johnny Flynn character Ian Fleming
Jason Isaacs character Admiral John Godfrey
Mark Gatiss character Ivor Montazac
Hattie Morahan character Iris Montazac
Paul Ritter character Bentley Purchase
Simon Russell Beale character Winston Churchill
Lorne MacFadyen character Sgt. Roger Dearborn / Glyndwr Michael
Markus von Lingen character Adolf Clauss
Ruby Bentall character Connie Bukes
Alex Jennings character John Masterman
Ellie Haddington character Hilda Georgina Cholmondeley
Nicholas Rowe character Capt. David Ainsworth
Will Keen character Salvador Gomez-Beare
Mark Bonnar character Jock Horsfall
James Fleet character Charles Fraser-Smith
Alexander Beyer character Karl Kuhlenthal
Nico Birnbaum character Colonel Alexis von Roenne
Pep Tosar character Admiral Moreno
Alba Brunet character Ana Flores
Pedro Casablanc character Dr. Del Torno
Óscar Zafra character Colonel Cerruti
Javier Godino character Judge Pascual del Pobil
Jonjo O'Neill character Teddy
Amy Marston character Nurse Tate
Gabrielle Creevy character Doris Michael
Simon Rouse character Coroner Birtwistle
Paul Lancaster character Coroner Pinfield
Michael Bott character Frank Sawyer (Churchill Butler)
Charlotte Hamblin character Patricia Trehearne
Rufus Wright character Lt. Bill Jewell
