• 
  Lance Comfort

  regizor

• 
  John Welsh

  The employer
• 
  Donald Wolfit

  Prof. Cattrell
• 
  Karel Stepanek

  Dmitri Balinkev
• 
  Olive Sloane

  Mrs. Lemming, landlady
• 
  Bruce Beeby

  Dr. Manning
• 
  Russell Napier

  Scotland Yard Supt. Davidson

• 
  Ray Simm

  art department

• 
  Stanley Pavey

  imagine