• 
  Anthony Asquith

  regizor

• 
  Herbert Lom

  Dr. Alex Leon
• 
  Patric Doonan

  Brian Jackson
• 
  Phyllis Calvert

  Lydia Heathley
• 
  Maurice Denham

  Prof. Carrington (project director)
• 
  Noel Willman

  Dr. Dennis Bord
• 
  Walter Fitzgerald

  Sir Charles Craddock
• 
  Tucker McGuire

• 
  Cyril Chamberlain

  Detectiv
• 
  Muriel Pavlow

  Caroline Cartier

• 
  Robert Cartwright

  art department
• 
  Lionel Couch

  art department
• 
  Reginald H. Morris

  camera and electrical departme
• 
  Desmond Dickinson

  imagine
• 
  Benjamin Frankel

  departament sunet

• 
  Julie Harris

  costume
• 
  Earl St. John

  producător
• 
  George Pollock

  second unit director or assist
• 
  Bill Warrington

  special effects
• 
  Albert Whitlock

  special effects
• 
  William Fairchild

  scriitor