• 
  David Miller (I)

  regizor
• 
  Leo McCarey

  regizor

• 
  Groucho Marx

  Detective Sam Grunion, narrator of the story
• 
  Chico Marx

  Faustino
• 
  Marilyn Monroe
• 
  Colin Keith-Johnston

  actor
• 
  Melville Cooper

  Throckmorton
• 
  Eric Blore

  Mackinaw

• 
  Eddie Borden

  Man at Stage Door
• 
  Ilona Massey

  Madame Egelichi
• 
  Sayre Dearing

  Street Extra
• 
  Bruce Gordon

  Hannibal Zoto
• 
  Lois Hall

  Young woman
• 
  Raymond Burr

  Alphonse Zoto
• 
  Vera-Ellen

  Maggie Phillips - Dancer

• 
  Gabriel Scognamillo

  art director
• 
  William C. Mellor

  imagine
• 
  Ann Ronell

  departament sunet
• 
  Norma Koch

  costume and wardrobe departmen
• 
  Basil Wrangell

  montaj
• 
  Paul J. Smith

  music department
• 
  Mary Pickford

  producător
• 
  Gabriel Scognamillo

  design de producţie
• 
  Casey Roberts (I)

  set decorator
• 
  Ann Ronell

  Soundtrack
• 
  Walter Bullock

  Soundtrack
• 
  Chico Marx

  Soundtrack
• 
  Vera-Ellen

  Soundtrack
• 
  Howard A. Anderson (I)

  special effects
• 
  Ben Hecht

  scriitor
• 
  Frank Tashlin

  scriitor
• 
  Mac Benoff

  scriitor