"\"Return to Tomorrow\" is a second season episode of the original science-fiction television series, Star Trek, first broadcast February 9, 1968, and repeated August 2, 1968. It is episode #49, production #51, written by John T. Dugan, under the pen-name \"John Kingsbridge\", and directed by Ralph Senensky. In this episode, telepathic aliens take control of Captain Kirk's and First Officer Spock's bodies."@en . . . . . . "Return to Tomorrow"@en . . . "1968-02-09Z"^^ . "2"^^ . . . "20"^^ . . . . .