Back to the Future Part II is fiction.
Back to the Future is a 1985 American science-fiction adventure comedy film directed by Robert Zemeckis and written by Zemeckis and Bob Gale . In 2007 , the Library of Congress selected it for preservation in the National Film Registry , and in June 2008 the American Film Institute 's special AFI 's 10 Top 10 designated the film as the 10th-best film in the science fiction genre . The film marked the beginning of a franchise , with two sequels , Back to the Future Part II ( 1989 ) and Back to the Future Part III ( 1990 ) , as well as an animated series , theme park ride , several video games and a forthcoming musical . Back to the Future Part II . It is the sequel to the 1985 film Back to the Future and the second installment in the Back to the Future trilogy . Biff Howard Tannen is a fictional character in the Back to the Future trilogy .