On screen
Cast
21 credited performers
Don McGuire
Congo Bill
Cleo Moore
Lureen / Ruth Culver
Jack Ingram
Cameron
I. Stanford Jolley
Bernie MacGraw
Nelson Leigh
Dr. Greenway
Charles King
Kleeg
Armida
Zalea
Hugh Prosser
Morelli
Neyle Morrow
Kahla
Fred Graham
Villabo
Artwork unavailable
Rusty Wescoatt
Ivan
Anthony Warde
Rogan
Artwork unavailable
Stephen Carr
Tom MacGraw
William Fawcett
Blinky
Frank Lackteen
Nagu
Knox Manning
Narrator
Frank O'Connor
Frank
Eddie Parker
Torturer
Stanley Price
Nagu's Friend
Artwork unavailable
Wally West
Circus Henchman
Leonard Penn
Andre Bocar