Stephen proposed that they return to the second floor hallway (to retrieve their cart), not via the mall this time, but unnoticed through a ventilation duct located inside the elevator shaft that provided a passageway above the stores.[These mutants would become the ancestors of the mutants inBeneath the Planet of the Apes (1970).] It was a ""living hell"" of radiation.When the trio from Ape City passed a sensor (F-6) on their way to the Archives Section, an alarm beeped in the central command area, noted by one of the survivors Alma (France Nuyen).As the younger brother watches them leave, he calls out heir names, with the camera lingering on his face:So long Wyatt, Morgan, so long Virgil." Powers decided to visit Dr.Evil imprisoned in his Maximum Security Facility in Geneva, Switzerland - a scene parodying one inThe Silence of the Lambs (1991).