• 
  John Guillermin

  regizor

• 
  Alun Falconer

  scenarist

• 
  Peter Sellers

  Lionel Meadows
• 
  Richard Todd

  John Cummings
• 
  Elizabeth Sellars

  Anne Cummings
• 
  Nigel Stock

  Regan
• 
  Adam Faith

  Tommy Towers
• 
  Noel Willman

  Inspector Thomas

• 
  John Le Mesurier

  Pennington
• 
  Cyril Shaps

  Cypriot
• 
  Charles Houston

  Cyril Spink
• 
  Dorothy Gordon

  Typist

• 
  Peter De Sarigny

  o poveste de