Flash Gordon
Dale Arden
Emperor Ming
Sonja
Dr. Zarkov
Professor Gordon
Dr. Frohmann
Professor Arden
Princess Aura
Captain Roka
Prince Barin
Captain Torch
Lieutenant Thong
Captain Turan
Professor Karm
Janda
Keedish
Count Korro
Verna
Professor Drok
Captain Sudan
Ronal (uncredited)
Queen Fria (uncredited)
General Lupi (uncredited)
Man with Thinking Brain (uncredited)
Man of Low Intellect (uncredited)
Barin's Ship #5 Commander (uncredited)
Guard Kroad (uncredited)
Prince of the Rock People (uncredited)
King of the Rock People (uncredited)
Professor Gordon's Radio Operator (uncredited)
Professor Gordon's Assistant (uncredited)
Ming's Soldier / Arborian Sentry (uncredited)
Ming's Soldier (uncredited)
Scientist (uncredited)
Olga (uncredited)
Ming's Dancing Girl (uncredited)
Ming's Gong Girl (uncredited)
(uncredited)
Ming's Pilot (uncredited)
Arborian Prison Guard (uncredited)
Guard (uncredited)
Various Characters (voice) (uncredited)
