• 
  Freddie Francis

  regizor

• 
  Brenda Bruce

  Mary Lewis
• 
  Elizabeth Dear

  Janet as a Child
• 
  John Welsh

  Doctor
• 
  Timothy Bateson

  Barman
• 
  Jennie Linden

  Janet
• 
  George A. Cooper

  John

• 
  John Wilcox

  imagine

• 
  James Needs

  editorial department
• 
  Jimmy Sangster

  producător
• 
  Bernard Robinson

  design de producţie
• 
  Les Bowie

  special effects
• 
  Jimmy Sangster

  scriitor