Christopher Nolan’s co-writer brother Jonathan has said that Liam Neeson’s turn as R’as al Ghul was inspired by Osama bin Laden, both of whom sought to reshape the world by terrorist means.
Jack Nicholson was always Tim Burton’s first choice for the Joker, but other actors including Tim Curry, Willem Dafoe, David Bowie, Robin Williams, and James Woods were considered. Nicholson’s success set up
villain roles as hot Hollywood property.
Billy Dee Williams accepted the role of Harvey Dent in
so that he could later play Two-Face in the franchise. Joel Schumacher had different plans, offering the
role to Tommy Lee Jones who accepted because the villain was his 11-year-old son’s favourite character.