Elenco

• 

  Ronnie Schell

  Jason (voice)

• 

  Casey Kasem

  Mark (voice)

• 

  Janet Waldo

  Princess / Susan (voice)

• 

  Alan Young

  Keyop / 7-Zark-7 (voice)

• A

  Alan Dinehart

  Tiny / Chief Anderson (voice)

• 

  Keye Luke

  Zoltar / The Spirit / Colonel Cronus (voice)