Star Trek: The Original Series Star Trek: The Original Series Star Trek is an American science fiction television series created by Gene Roddenberry that follows the adventures of the starship and its crew. It later acquired the retronym of Star Trek: The Original Series (TOS) to distinguish the show within the media franchise that it began. The show is set in the Milky Way galaxy, roughly during the 2260s. The ship and crew are led by Captain James T. Kirk (William Shatner), first officer and science officer Spock (Leonard Nimoy), and chief medical officer Leonard McCoy (DeForest Kelley). Shatner's voice-over introduction during each episode's opening
The Enemy Within (Star Trek: The Original Series) The Enemy Within (Star Trek: The Original Series) "The Enemy Within" is the fifth episode of the of the American science fiction television series, "". Written by Richard Matheson and directed by Leo Penn, it first aired on October 6, 1966. A transporter malfunction causes Captain Kirk to be split into two people, one evil and one good. On stardate 1672.1, the Federation starship USS "Enterprise" is on a geological exploration of the planet Alpha 177. Geological Technician Fisher is injured after a fall and transported aboard the "Enterprise", though Chief Engineer Scott has some trouble with the transporter. The