AJ Cook's character was an integral part of Criminal Minds, but for exactly one season ... Along with Cook's sudden departure announced at the end of season 5, Paget Brewster, who played Emily ...

During the 15 years that the CBS drama lasted, a flock of notable talents joined its cast. Criminal Minds featured venerable veteran artists like Mandy Patinkin and Joe Mantegna. Actors like ...

Paget Brewster, Aisha Tyler, Joe Mantegna, A.J. Cook, Kirsten Vangsness and new cast ... Aisha Tyler called the 15th and final season 'a magnificent end to a truly magnificent thing.' ...