Ewen Montagu

Colin Firth

Charles Cholmondeley

Matthew Macfadyen

Lieutenant Bill Jewell

Rufus Wright

Jean Leslie

Kelly Macdonald

Hester Leggett

Penelope Wilton

Connie Bukes

Ruby Bentall

Patricia Trehearne

Charlotte Hamblin

Ian Fleming

Johnny Flynn

Admiral John Godfrey

Jason Isaacs

Ivor Montazac

Mark Gatiss

Sgt. Roger Dearborn / Glyndwr Michael

Lorne MacFadyen

Iris Montazac

Hattie Morahan

Bentley Purchase

Paul Ritter

Jock Horsfall

Mark Bonnar

Winston Churchill

Simon Russell Beale

Jeremy Montagu

Caspar Jennings

John Masterman

Alex Jennings

Adolf Clauss

Markus von Lingen

Jennifer Montagu

Dolly Gadsdon

Frank Sawyer (Churchill Butler)

Michael Bott

Hilda Georgina Cholmondeley

Ellie Haddington

Capt. David Ainsworth

Nicholas Rowe

Karl Kuhlenthal

Alexander Beyer

Salvador Gomez-Beare

Will Keen

Nurse Tate

Amy Marston

Colonel Alexis von Roenne

Nico Birnbaum

Charles Fraser-Smith

James Fleet

Coroner Pinfield

Paul Lancaster

Coroner Birtwistle

Simon Rouse

Admiral Moreno

Pep Tosar

Teddy

Jonjo O'Neill

Ana Flores

Alba Brunet

Doris Michael

Gabrielle Creevy

Dr. Del Torno

Pedro Casablanc

Colonel Cerruti

Óscar Zafra

Judge Pascual Del Pobil

Javier Godino

Margaret Thomas (British Secretary)

Laura Morgan

Priest

Miguel Guardiola

Capt. David Ainsworth

Nicolas Rowe

Self - Audio Description

Lin Gallagher

OM Bletchley Recruit

Roisin Monaghan