• 
  Basil Dearden

  regizor

• 
  Benny Hill

  Hugo Dill
• 
  Stratford Johns

  Police Const.. Coleman
• 
  Peter Bull

  Bunbury (a scientist)
• 
  Irene Handl

  client
• 
  Gibb McLaughlin

  Scientist
• 
  David Kossoff

  Zacco
• 
  Nicholas Phipps

  Scientist

• 
  Philip Stainton

  Jimmy Maddox (Frankie's agent)
• 
  Arthur Lowe
• 
  Ernest Thesiger

  Sir Walter
• 
  Denis Shaw

  Otto Stumpf
• 
  Charles Hawtrey

  Disc jockey
• 
  Thorley Walters

  Raymond Courtney
• 
  Belinda Lee

  Frankie Mayne

• 
  Jim Morahan (I)

  art director
• 
  Otto Heller

  imagine
• 
  Philip Green

  departament sunet
• 
  Anthony Mendleson

  costume
• 
  Peter Tanner

  montaj
• 
  Michael Relph

  producător
• 
  Michael Balcon

  producător
• 
  Basil Dearden

  producător
• 
  Hal Mason

  production manager
• 
  T.E.B. Clarke

  scriitor