The rights to the film and its sequels are owned by Robert Zemeckis and Bob Gale. In a 2015 interview, Zemeckis maintained that no reboot or remake of the film would be authorized during his or Gale's lifetime.
Writers Bob Gale and Robert Zemeckis actually received a fan letter from John DeLorean after the film's release, thanking them for immortalizing his car.
The script was rejected 44 times before it was finally green-lit.
In 2010, during a cast reunion, Michael J. Fox said that strangers still call him "McFly!" constantly. Fox said that the most remarkable instance was when he was in a remote jungle in the South Asian country Bhutan, located between China and India in the eastern Himalayas. A group of Buddhist monks passed him and one of them looked at Fox and said, "Marty McFly!"
Crispin Glover claimed to have seen the film only once, shortly after its release. In contrast, Christopher Lloyd stated that when he stumbles across a Back to the Future film while channel surfing, he often sits and watches it.
Huey Lewis: When Marty is being judged at the band auditions at the beginning, the judge who stands up to say he is "just too darn loud" is Huey Lewis, whose songs, "The Power of Love" and "Back in Time" are featured on the movie's soundtrack, and also wrote Marty's audition song (which is a re-orchestrated version of "The Power of Love.")