From unscripted cameos to last-minute casting changes, here is a list of unplanned movie roles that almost never happened.
Back to the Future
There are a lot of success stories in Hollywood. Tragic box office disasters too. These are the biggest Box Office bombs of all time.
The original Back to the Future trailer gets a 2010 remake.
A massive fire ripped through the backlot at Universal Studios destroying multiple famous movie-set facades. One of the most …