• 
  Edmond O'Brien

  Osborn Tremaine (end credits: Osborn Tremain)
• 
  Anne Francis

  Lisa LaMonica
• 
  James Gregory

  Darrell Evans Hughes
• 
  Jacques Aubuchon

  Carter Fenton
• 
  Pedro Gonzalez Gonzalez

  Jose, jungle guide
• 
  Angelique Pettyjohn

  Model
• 
  Robert P. Lieb

  Rayfield
• 
  James Westerfield

  Rev. Wilkerson

• 
  Joseph V. Perry

  Big Joe
• 
  Marjorie Bennett

  Miss Pickering
• 
  Don Knotts

  Abner Audubon Peacock IV
• 
  Carolyn Stellar

  Madame
• 
  Ruth McDevitt

  Miss Keezy
• 
  Jim Begg

  Hotchkiss
• 
  Maureen Arthur

  Evelyn Tremaine (end credits: Eleanor Tremain)

• 
  Alexander Golitzen

  art director
• 
  William Margulies

  imagine
• 
  Helen Colvig

  costume
• 
  Sam E. Waxman

  montaj
• 
  George Hamilton

  make-up department
• 
  Stanley Wilson

  music department
• 
  Edward Montagne

  producător
• 
  Marvin March

  set decorator
• 
  John McCarthy Jr.

  set decorator
• 
  Don Watson

  sound department