In the original draft of “Back to the Future”, Marty was meant to climb into a fridge which was strapped to the back of a truck hurtling toward an atomic explosion. The plan was for the energy from the nuclear reaction to provide the necessary power for time travel.(source)
7 Before Keanu Reeves was offered the part of Neo in “The Matrix“, the role was also offered to Will Smith, Tom Cruise, Nicolas Cage and Leonardo DiCaprio.
9“Saving Private Ryan” depicted battle scenes of D-Day so realisticallythat it caused or exacerbated post traumatic stress disorder in combat veterans when they watched the movie.
Fight Club made a huge point of the effects that consumerism has on our lives. So much so, that director David Fincher decided to hide a Starbucks cup in every single scene to make a point.(source)