Ghostbusters

Season 1, Episode 44

Episode Title: That's No Alien

Air Date: 1986-11-06

Overview:

Prime Evil and his gang of ghosts journey to the 24th century and pose as aliens. Prime Evil plans to befriend the people and gain control over the Global Energy Station with which he can overthrow the Earth. It is up to the Ghostbusters to find the aliens whom the spacecraft actually belongs to.