Cast
Robert Ridgely
Thundarr (voice) • 21 episodes
Henry Corden
Ookla the Mok (voice) • 21 episodes
Nellie Bellflower
Princess Ariel (voice) • 21 episodes
Dick Tufeld
Narrator (voice) • 21 episodes
Nancy McKeon
Tye (voice) • 2 episodes
Alan Oppenheimer
Morag (voice) • 2 episodes
Alan Oppenheimer
Mindok the Mind Menace (voice) • 2 episodes
Keye Luke
Zevon (voice) • 3 episodes
Keye Luke
Kublai (voice) • 3 episodes
Keye Luke
(voice) • 3 episodes
Avery Schreiber
Octagon (voice) • 1 episodes
Janet Waldo
Circe (voice) • 1 episodes
Joan Van Ark
Cinda (voice) • 2 episodes
Joan Van Ark
Captain Corden (voice) • 2 episodes
Michael Bell
Yondo (voice) • 1 episodes
Chuck McCann
Artemus (voice) • 1 episodes
Michael Ansara
Vashstarr (voice) • 1 episodes
Crew
Creator
Steve Gerber
Creator