Most celebrities do not reveal what happened behind the scenes of a movie right after filming it. Sometimes, it takes a few years, or even decades, before they publicly express regret about taking a role, working with a particular director, or making an embarrassing mistake on set.Other times, the regret isn’t about a role they accepted but about one they turned down—one that could have changed the course of their careers, like playing Neo in The Matrix.Here’s a list of 25 celebrity confessions