Major William Allison
Princess Trirene
The Supreme
Captain
Gen. Karl Kruse
Dr. Bourman
Capt. Markova
Col. Marty Martin
Air Force Chief
Dr. Richman
Gen. York
Secretary Lloyd Patterson
Gen. Lamont
Col. Curtis
Mutant
Mutant
Mutant Escaping from Jail (uncredited)
Guard (uncredited)