Series Cast 6

1. 

   Ronnie Schell

   Jason (voice) (85 Episodes)

2. 

   Casey Kasem

   Mark (voice) (85 Episodes)

3. 

   Janet Waldo

   Princess / Susan (voice) (85 Episodes)

4. 

   Alan Young

   Keyop / 7-Zark-7 (voice) (85 Episodes)

5. Alan Dinehart

   Tiny / Chief Anderson (voice) (85 Episodes)

6. 

   Keye Luke

   Zoltar / The Spirit / Colonel Cronus (voice) (85 Episodes)

Series Crew 4