Attracted by the report of the development of a new type of rocket fuel, the vicious dictator of Krangkor, the dark planet, descends on Earth to steal the formula from its creator, the benevolent Dr. Makin.
as Prince of Space / Wally
as Dr. Macken
as Ambassador Dictator Phantom
as Susie
as Mukai
as Inspector Takeda
as Colonel Watanabe
as Mr. Tannen
as Doctor Naitô
as Commander Kôda
as Tsunoda
as Dr. Cohen (uncredited)
