Kirk and a landing party beam down to what seems to be an ideal, Eden-like planet. They soon find however that the planet is ruled by a powerful computer that keeps its local inhabitants - primitive and simple tribesmen - happy and healthy. With the Enterprise locked in a tractor beam and slowly being dragged into the planet's atmosphere, Kirk and Spock must find a way to disable the computer. Realizing the threat to its existence, the computer orders the tribesmen to kill the visitors. Written by
Did You Know?
This episode contains confirmation of a much-speculated upon topic: whether the Enterprise could separate the Engineering section and warp nacelles from the primary vessel. Mentioned in Kirk and Scotty's conversation by communicator, half-way into the show, after Kirk beams down to the planet with an away team, and Scotty takes a seat in the captain's chair on the bridge. See more
A number of times Spock is shown using the tricorder backwards with the screen facing away from him. This reveals the screen to be blank with no information on it. See more
Featured in Bring Back... Star Trek