Big-screen version of the popular musical "Man of La Mancha."
Miguel de Cervantes, the writer of "Don Quixote," is arrested and thrown into a dungeon during the Spanish Inquisition. When he's put on trial, the author tells the story of Quixote, fantasizing himself in the role of his famous idealistic hero.
Through flashbacks, the film shows the would-be-knight's quest for "The Impossible Dream," accompanied by his faithful sidekick Sancho Panza.