• 
  Peter Sasdy

  regizor

• 
  Michael Gambon

  inspectorul Grant
• 
  Christopher Lee

  Col. Charles Bingham
• 
  Duncan Lamont

  Dr. Knight
• 
  Diana Dors

  Anna Harb
• 
  Keith Barron

  Dr. Haynes
• 
  Georgia Brown

  Joan Foster
• 
  Kathleen Byron

  Dr. Rose

• 
  Fulton Mackay

  Cameron
• 
  Peter Cushing

  Sir Mark Ashley

• 
  Kenneth Talbot

  imagine
• 
  Eddy Joseph

  editorial department
• 
  Eddie Knight (I)

  make-up department
• 
  Christopher Lee

  producător
• 
  Ken Barker (I)

  sound department

• 
  Don Challis

  sound department
• 
  Graham V. Hartstone

  sound department
• 
  Les Bowie

  special effects