Criminal Minds

The BAU team investigates a series of murders in Bakersfield, Ca, which have left the victims unidentifiable. New agent Kate Callahan joins the BAU fold, and assists in the effort to solve the cases.

A series of abductions and murders in Seattle send the BAU seeking an UnSub who was abused in the past and is out for revenge. Garcia heads to Texas to confront the man she shot while defending Reid and herself, as he waits on death row.

When a passenger jet crashes in Colorado, the BAU team is called to build a profile around the suspicious circumstances. The case hits close to home for Kate, who is reminded of a family tragedy.

The investigation into a series of mysterious deaths in Atlanta reveals the murders were likely committed by an UnSub with an obsessive skin disorder.

When a young boy who went missing in San Diego on Halloween suddenly reappears one year later, the BAU must work fast when another trick-or-treater disappears under similar circumstances.

The BAU is stumped to find the common denominator among male victims in Montana, making in difficult to profile the UnSub. JJ confronts her feelings about her sister's tragic death.