• 
  Alexander Mackendrick

  regizor

• 
  William Rose

  scenarist

• 
  Alec Guinness

  Profesorul Marcus
• 
  Peter Sellers

  Harry
• 
  Herbert Lom

  Louis
• 
  Fred Griffiths

  Junk Man
• 
  Arthur Mullard
• 
  Katie Johnson

  The Old Lady

• 
  Lucy Griffiths

  Miss Pringle
• 
  Philip Stainton

  The Sergeant
• 
  Harold Goodwin

  Parcels Clerk
• 
  Frankie Howerd

  The Barrow Boy
• 
  Kenneth Connor

  Şofer de taxi
• 
  Cecil Parker

  Claude (a.k.a. 'Major Courtney')
• 
  Stratford Johns

  Gardian

• 
  John Rudling

  Nervous Man
• 
  Danny Green

  One-Round (a.k.a. 'Mr. Lawson')
• 
  Jack Warner

  The Superintendent

• 
  William Rose

  o poveste de