The Changeling (Star Trek: The Original Series) The Changeling (Star Trek: The Original Series) "The Changeling" is the third episode of the of the American science fiction television series "". Written by John Meredyth Lucas and directed by Marc Daniels, it was first broadcast on September 29, 1967. The crew of the USS "Enterprise" deals with a life-destroying space probe originally launched from Earth. The plot contains similarities to the later . The "Enterprise" investigates a distress call from the Malurian star system. Upon arrival, First Officer Spock reports no life readings from any of the 4 billion inhabitants, despite otherwise normal recent communications. The ship's shields
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