Buster Crabbe
Flash Gordon
Carol Hughes
Dale Arden
Charles Middleton
Emperor Ming
Anne Gwynne
Sonja
Frank Shannon
Dr. Zarkov
John Hamilton
Professor Gordon
Herbert Rawlinson
Dr. Frohmann
Tom Chatterton
Professor Arden
Shirley Deane
Princess Aura
Lee Powell
Captain Roka
Roland Drew
Prince Barin
Don Rowan
Captain Torch
Victor Zimmerman
Lieutenant Thong
Edgar Edwards
Captain Turan
