The little people witness a battle between several giants involving a mysterious new weapon, the owner of which subsequently disappears into a cave. It transpires that he is from a secret underground society which lives beneath the surface of the planet. Written by
Did You Know?
In another connection with the Planet of the Apes movie series, pay close attention to the steps within the secret city. They are the Mutant's set from Beneath the Planet of the Apes (complete with the small Arena Taylor and Brent fight in). They have been painted blue and are shot from behind, but several sets show clearly the melted spots on the bannister's and the area where the mutants stand while interrogating the captive Brent. See more