The fan favorite is back full-time on CBS' crime procedural, starting Wednesday, Oct. 12 at 9 p.m. ET/PT.
ET has the first look at Wednesday's reunion, less than a week after Thomas Gibson's final episode.
The long-running CBS crime drama airs Wednesdays at 9 p.m. ET/PT.
The 54-year-old actor's last appearance on the CBS hit show aired Wednesday night on CBS.
The long-running CBS crime drama said goodbye to the star on Wednesday's episode.
'Empire' and 'Bates Motel' alumn Damon Gupton will be joining the BAU in season 12's eighth episode.
The actor's final episode of the CBS show is set for next week.
Gibson's final appearance in the long-running crime procedural airs next week.
Rodriguez is the new eye candy on the CBS show, maintaining the hunky void left by Moore.
Rodriguez is the new eye candy after Shemar Moore's exit, and while he's the freshman on set, this actually marks a homecoming for him.
Thomas Gibson says he "tapped" a writer-producer on the leg, in the incident that got his fired from "Criminal Minds."
Paget Brewster is coming back permanently for season 12!
#ThomasGibson is new to Twitter
The 54-year-old actor thanked fans for their support in his first few tweets.
