Back to the Future Part III Teaser Trailer (1990)

Back to the Future Part III is a science fiction western comedy film starring Michael J. Fox and Christopher Lloyd that opened on May 25, 1990. It is the third and final part of the Back to the Future trilogy, following Back to the Future and Back to the Future Part II. The film's events begin in 1955 and then take place in the year 1885 for the majority of the film.