• 
  Frank Tashlin

  regizor

• 
  David Pursall

  scenarist
• 
  Jack Seddon

  scenarist

• 
  Tony Randall

  Hercule Poirot
• 
  Anita Ekberg

  Amanda Beatrice Cross
• 
  Robert Morley

  Hastings
• 
  Maurice Denham

  Japp
• 
  Guy Rolfe

  Duncan Doncaster

• 
  Sheila Allen

  Lady Diane Clarke
• 
  James Villiers

  Franklin Clarke
• 
  Julian Glover

  Don Fortune
• 
  Grazina Frame

  Betty Barnard
• 
  Clive Morton

  Sir Edward ('X')
• 
  Cyril Luckham

  Sir Carmichael Clarke
• 
  Richard Wattis

  Wolf

• 
  Patrick Newell

  Cracknell
• 
  Austin Trevor

  Judson
• 
  Stringer Davis

  Mr. Stringer
• 
  Sheila Allen (III)

  Lady Diane Clarke
• 
  Windsor Davies

  Dragbot
• 
  Margaret Rutherford

  Miss Jane Marple
• 
  Leo E. Arthur

  Hercule Poirot

• 
  Lawrence P. Bachmann

  producător
• 
  William C. Andrews

  scenografie
• 
  Irene Howard

  distribuţie
• 
  Desmond Dickinson

  imagine
• 
  John Victor-Smith

  montaj
• 
  Stuart Freeborn

  machiaj
• 
  Ron Goodwin

  coloană sonoră
• 
  Agatha Christie

  după un roman de