Allegiance (Star Trek: The Next Generation) Allegiance (Star Trek: The Next Generation) "Allegiance" is the 18th episode of the of the American syndicated science fiction television series "", and the 66th episode of the series overall. It was originally released on March 26, 1990, in broadcast syndication. Set in the 24th century, the series follows the adventures of the crew of the Federation starship "Enterprise". In this episode, Captain Picard finds himself abducted from the "Enterprise" and held in a chamber with other prisoners, while a doppelgänger replacing him behaves strangely and gives increasingly disturbing orders. Captain Picard, while sleeping in his quarters on the "Enterprise"
Star Trek: The Next Generation and films, including "Star Trek: The Next Generation" Star Trek: The Next Generation Star Trek: The Next Generation (TNG and ST:TNG) is an American science fiction television series created by Gene Roddenberry. It originally aired from September 28, 1987 to May 23, 1994 on syndication, spanning 178 episodes over the course of seven seasons. The third series in the "Star Trek" franchise, it is the second sequel to "". Set in the 24th century, when Earth is part of a United Federation of Planets, it follows the adventures of a Starfleet starship, the USS "Enterprise"-D, in its exploration of the