Buster Crabbe

Character: Thunda / Roger Drum

Gloria Dea

Character: Princess Pha

Leonard Penn

Character: Boris

Rick Vallin

Character: Andreov

Jack Ingram

Character: Clark

Nick Stuart

Character: Degar

William Fawcett

Character: High Priest

Neyle Morrow

Character: Nahee

Bart Davidson

Character: Alexis

Rusty Wescoatt

Character: Kor

Bernie Gozier

Character: Zahlia

Lee Roberts

Character: Lt. Blake

Alex Montoya

Character: Lipah

Frank Ellis

Character: Ivan

Steve Calvert

Character: Gorilla