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 Doomsday Machine (Star Trek: The Original Series) on its list of the 10 best "Star Trek" episodes. Zack Handlen of "The A.V. Club" gave the episode an "A" rating, describing the episode as "very strong stuff", noting effective tension building and the development of Decker's character. Handlen also noted Sol Kaplan's score which "matches the actors' intensity." The Doomsday Machine (Star Trek: The Original Series) "The Doomsday Machine" is the sixth episode of the of the American science fiction television series "". Written by Norman Spinrad and directed by Marc Daniels, it was first broadcast on October 20, 1967. In the episode, the starship "Enterprise" fights a