Back to the Future Part III Back to the Future Part III Back to the Future Part III is a 1990 American science fiction Western comedy film and the third and final installment of the "Back to the Future" trilogy. The film was directed by Robert Zemeckis, and stars Michael J. Fox, Christopher Lloyd, Mary Steenburgen, Thomas F. Wilson and Lea Thompson. The film continues immediately following "Back to the Future Part II" (1989); while stranded in 1955 during his time travel adventures, Marty McFly (Fox) discovers that his friend Dr. Emmett "Doc" Brown, trapped in 1885, was killed by Biff Tannen's great-grandfather Buford. Marty travels
Back to the Future on." Zemeckis concurred, dubbing "Back to the Future" "the film that would not wrap". He recalled that because they shot night after night, he was always "half asleep" and the "fattest, most out-of-shape and sick I ever was". The Hill Valley town square scenes were shot at Courthouse Square, located in the Universal Studios backlot (). Gale explained it would have been impossible to shoot on location "because no city is going to let a film crew remodel their town to look like it's in the 1950s." The filmmakers "decided to shoot all the 50s stuff first, and make the