• 
  Cornel Wilde

  regizor

• 
  Cornel Wilde

  Radio voice
• 
  Lynne Frederick

  Mary Custance
• 
  George Coulouris

  Mr. Sturdevant
• 
  Patrick Holt

  David Custance
• 
  Anthony Sharp

  Sir Charles Brenner
• 
  Jean Wallace

  Ann Custance
• 
  Christopher Neame

  Locke

• 
  Elliot Scott

  art director
• 
  Eric Boyd-Perkins

  montaj
• 
  Cornel Wilde

  producător
• 
  Roy Baker (II)

  sound department
• 
  Ken Barker (I)

  sound department
• 
  Graham V. Hartstone

  sound department
• 
  Cornel Wilde

  scriitor