Back to the Future: The Ride heavily from the original. Following the events of "Back to the Future Part III", Dr. Emmett "Doc" Brown moves to the present time in Hill Valley where, in 1991, he founded the Institute of Future Technology, a scientific institute specializing in his "futuristic" inventions. On May 2, 1991, he invites tourists into the facility as "volunteers" in order to test out his newest invention, the eight-passenger DeLorean time machine, by traveling one day into the future. Meanwhile, Doc travels to 2015 in the original DeLorean (a new time machine being built out of another DeLorean) to make sure the space
Back to the Future to direct "Romancing the Stone" instead, which was a box office success. Now a high-profile director, Zemeckis reapproached Spielberg with the concept. Agreeing to produce "Back to the Future," Spielberg set the project up at his production company, Amblin Entertainment, with Kathleen Kennedy and Frank Marshall joining Spielberg as executive producers on the film. The script remained with Columbia until legal problems forced them to withdraw. The studio was set to begin shooting a comedic send-up of "Double Indemnity" entitled "Big Trouble". Columbia's legal department determined that the film's plot was too similar to "Double Indemnity" and they needed the