<P> 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 to 1885 to rescue Doc . </P>
<P> 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 to 1885 to rescue Doc . </P>
when does back to the future 3 take place
when does back to the future 3 take place
1885
1885