Early in his career, Billy Bob Thornton was given the chance to play a generic action movie henchman killed by Steven Seagal.

Tom Cruise led a $454M action epic, but Steven Seagal questioned whether he had the martial arts credibility for the role.

Steven Seagal didn’t exactly climb the Hollywood ladder. He sort of wandered onto the set, threw a few people into walls, broke a few necks and stayed there longer than anyone expected. In fact, when ...