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
Hill Valley (Back to the Future) book store. The Essex movie theater now shows porno movies while the Town Theater is used for church services, and the courthouse is in a state of disrepair, and at night at least one homeless person (called "Red" by Marty) sleeps on the town square park benches. The grassy park outside of the courthouse has been converted into a parking lot. "That was always one of the major elements of the story even in its earliest incarnation," screenwriter Bob Gale says in "The Making of Back to the Future", "was to take a place and show what happens to it