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
Mirror, Mirror (Star Trek: The Original Series) a Mirror, Darkly", which is a sequel to the Original Series episode "The Tholian Web", reveals the fate of the USS "Defiant". The Mirror Universe played a large role in of "" and was visited in "Despite Yourself", "The Wolf Inside", "Vaulting Ambition", and "What's Past Is Prologue". For the franchise's 30th anniversary, "TV Guide" ranked "Mirror, Mirror" No. 3 on its list of the 10 best "Star Trek" episodes from all series. Mirror, Mirror (Star Trek: The Original Series) "Mirror, Mirror" is the fourth episode of the of the American science fiction television series "". Written by Jerome Bixby