Chadwick Boseman seemed born to play Black Panther, but in fact, he auditioned for a much quirkier Marvel movie before that film was even in the making.
Mattel and WB execs worried Greta Gerwig's Barbie might be a little too inspired by Todd Haynes' dark take on the toy with Superstar: The Karen Carpenter Story.
Channing Tatum and Mark Ruffalo are both great in the wrestling drama Foxcatcher ... so it's no surprise to learn that, while grappling, blows were exchanged.
James Cameron, the master of bringing films under budget and on time, axed a massive sequence from True Lies when he realized that it would blow the schedule.