Back to the Future him to 2015 to resolve a problem with their future children. The trio board the DeLorean, which has been upgraded with hover technology, and warp to the future. Writer and producer Bob Gale conceived "Back to the Future" after he visited his parents in St. Louis, Missouri after the release of "Used Cars". Searching their basement, Gale found his father's high school yearbook and discovered he was president of his graduating class. Gale had not known the president of his own graduating class, and wondered whether he would have been friends with his father if they went to high school
Back to the Future (franchise) the trilogy. Co-writer and director Robert Zemeckis, who has approval over all films in the "Back to the Future" franchise, has stated that he will block all attempts to remake or reboot the original film. Bob Gale stated that he did not wish to see another film in the series without the Marty McFly character nor any other actor than Michael J. Fox playing him, while acknowledging that Fox's current health condition would make this impossible. He illustrated this at a 2008 fan convention in Florida, stating "The idea of making another "Back to the Future" movie without Michael J.