• 
  Richard Loncraine

  regizor

• 
  Hugh Whitemore

  scenarist

• 
  Albert Finney

  Winston Churchill
• 
  Vanessa Redgrave

  Clemmie Churchill
• 
  Derek Jacobi

  Stanley Baldwin
• 
  Lena Headey

  Ava Wigram
• 
  Jim Broadbent

  Desmond Morton
• 
  Celia Imrie

  Violet Pearman

• 
  Tom Wilkinson

  Sir Robert Vansittart
• 
  Hugh Bonneville

  Ivo Pettifer
• 
  Tim Bentinck

  Marlborough
• 
  Edward Hardwicke

  Mr. Wood
• 
  Linus Roache

  Ralph Wigram
• 
  Lyndsey Marshal

  Peggy
• 
  Tom Hiddleston

  Randolph Churchill

• 
  John Standing

  Lord Moyne
• 
  Ronald Parker

  David Inches
• 
  Gottfried John

  Friedrich von Schroder
• 
  Anthony Brophy

  Brendan Bracken
• 
  Walter Sittler

  German Diplomat