• 
  Michael Apted

  regizor

• 
  Kathleen Tynan

  scenarist

• 
  Dustin Hoffman

  Wally Stanton
• 
  Vanessa Redgrave

  Agatha Christie
• 
  Timothy Dalton

  Archibald Christie
• 
  Peter Arne

  manager de hotel
• 
  Paul Brooke

  John Foster
• 
  Howard Blake

  Hotel Trio

• 
  Timothy West

  Kenward
• 
  Alan Badel

  Lord Brackenbury
• 
  Carolyn Pickles

  Charlotte Fisher
• 
  Liz Smith

  Flora
• 
  Pamela Austin

  Pierrot
• 
  Tony Britton

  William Collins
• 
  Sandra Voe

  Therapist

• 
  Christopher Fairbank

  Luland
• 
  Yvonne Gilan

  Mrs. Braithwaite
• 
  Celia Gregory

  Nancy Neele
• 
  Barry Hart

  Supt. MacDonald
• 
  Robert Longden

  Pettelson
• 
  Helen Morse

  Evelyn Crawley
• 
  Donald Nithsdale

  Uncle Jones