Thomas Gibson's dramatic exit from Criminal Minds began with a heated on-set altercation that led to a shocking suspension and eventual firing after a physical incident with a producer. Meanwhile, Mandy Patinkin revealed that the dark themes of the show were "destroying his soul," calling his decision to join the series his "biggest career mistake." What drove other fan-favorites like Paget Brewster, A.J. Cook, and Shemar Moore to walk away? Let’s uncover the surprising truths behind their departures—watch the video to learn more!