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 Immunity Syndrome (Star Trek: The Original Series) In the absence of George Takei, John Winston was granted more than usual screen time with Lt. Kyle occupying the helmsman's seat instead of his usual assignment as Transporter officer. The Immunity Syndrome (Star Trek: The Original Series) "The Immunity Syndrome" is the eighteenth episode of the of the American science fiction television series "", first broadcast on January 19, 1968, and repeated June 7, 1968. It is episode #47, production #48, written by Robert Sabaroff and directed by Joseph Pevney. In the episode, the crew of the "Enterprise" encounters an energy-draining space-dwelling organism. The Federation starship USS "Enterprise" is