• 
  Roger Vadim

  regizor

• 
  Gene Roddenberry

  scenarist

• 
  Rock Hudson

  Michael 'Tiger' McDrew
• 
  Angie Dickinson

  Miss Betty Smith
• 
  Telly Savalas

  Captain Sam Surcher
• 
  John David Carson

  Ponce de Leon Harper
• 
  Roddy McDowall

  D-ul Proffer
• 
  Keenan Wynn

  Chief John Poldaski

• 
  James Doohan

  Follo
• 
  William Campbell

  Grady
• 
  Susan Tolsky

  Miss Harriet Craymire
• 
  Barbara Leigh

  Jean McDrew
• 
  Alberto Isaac

  Boy #3
• 
  JoAnna Cameron

  Yvonne Millick
• 
  Gary Tigerman

  Boy #1

• 
  Joy Bang

  Rita
• 
  Orville Sherman

  Pastor
• 
  Gretchen Carpenter

  Marjorie (as Gretchen Burrell)
• 
  Aimée Eccles

  Hilda
• 
  June Fairchild

  Sonny
• 
  Margaret Markov

  Polly

• 
  Gene Roddenberry

  producător
• 
  Charles Rosher Jr.

  imagine
• 
  Bill Brame

  montaj
• 
  Lalo Schifrin

  coloană sonoră
• 
  Francis Pollini

  după un roman de