Beneath the Planet of the Apes

After having realized that the planet of the apes on which he landed is nothing more than the future Earth, the astronaut George Taylor and Nova, his new woman interest, leave to enter into the forbidden zone. When Taylor suddenly disappears, Nova wanders alone in this desert region of the globe. By chance she meets John Brent, the only survivor of a new space exploration mission launched on the steps of Talyor's shuttle.