This story contains spoilers from Criminal Minds: Evolution seasons 1 and 3. As Criminal Minds: Evolution continues to air new season 3 episodes every Thursday, viewers are invested in SSA J.J ...

But given how responsive he was to Cook's request, there's hope that he'd be willing to come back for Criminal Minds: Evolution season 4 in a limited but more meaningful capacity, if the story ...

'Criminal Minds' star A.J. Cook details the surprising way 'Evolution' filmed the pivotal scene of J.J.'s husband Will's death after Josh Stewart left the show.