On Criminal Minds Season 12 Episode 16, a mother comes forward with information for the BAU team about the Bone Crusher, while Reid tries to adapt to prison.
On Criminal Minds Season 12 Episode 14, Reid gets some bad news, while the BAU team investigates several fatal car crashes involving drivers and pedestrians.
On Criminal Minds Season 12 Episode 12, when several male victims turn up but there is no way to identify them, the BAU team is called in to investigate.
On Criminal Minds Season 12 Episode 11, while Reid cares for his mother, the BAU tires to figure out the weird hieroglyph popping up on dead people in Tampa.
On Criminal Minds Season 12 Episode 10, the BAU heads to San Diego to investigate a series of burglaries turned deadly at upscale homes by a gang of wild youths..
On Criminal Minds Season 12 Episode 8, the BAU must find out who is killing sex workers in Washington state while awaiting the identity of their latest team member.
On Criminal Minds Season 12 Episode 7, the BAU must help Lewis solve the mystery of a stranger pretending to be her brother while finding her abducted brother.
On Criminal Minds Season 12 Episode 6, the team must adjust to a major change while trying to locate three boys who have disappeared in a small Delaware town.
On Criminal Minds Season 12 Episode 5, someone is killing families, but leaving one teen member alive in each, in a case that takes mining social media to solve.
The BAU is baffled by an unlikely sub, a homeless man who is scattering body parts of Appalachian Trail hikers in the Virginia woods in Criminal Minds Season 12 Episode 4.
Prentiss is back, and Hotch is missing, as the BAU must solve the mystery of dead single moms in cement-filled barrels in Florida in Criminal Minds Season 12 Episode 3.
A case involving kidnapped children in Southern California hits too close to home for JJ, as she recounts it to her husband Will in Criminal Minds Season 12 Episode 2.
In the first of a two-part end of season story arc, the BAU investigates the disappearance of two boys, on Criminal Minds Season 11 Episode 21. Read our review for more!
Rossi has an awkward reunion with ex-wife #2. Meanwhile, the BAU investigates the murder of two women on Criminal Minds Season 11 Episode 20. Read our review for more!