• 
  Whit Bissell

  Jason Plain
• 
  Robert Conrad

  Tom Lopaka
• 
  Merry Anders

  Lisa Barton
• 
  Kei Thin Chung

  Wong (as Kei Chung)
• 
  Anthony Eisley

  Tracy Steele
• 
  Byron Foulger

  Mr. Jennings
• 
  Robert Gist

  Barney Mitchell
• 
  James Hong

  Key

• 
  Paul Langton

  John O'Neil
• 
  Louise Lorimer

  Mrs. Jennings
• 
  Douglas Mossman

  Moke
• 
  Poncie Ponce

  Kim
• 
  Connie Stevens

  Cricket Blake
• 
  Mark Tapscott

  Ed Turner
• 
  Marie Tsien

  Su Ling (as Maria Tsien)