Angela Gots

The CBI pursues two lines of investigation when a Santa is murdered: Patrick Jane goes undercover in an AA group; and Rigsby and Van Pelt question members of the National Society of Authentic Santas. Meanwhile, following the demise of a person in custody at the CBI, J.J. LaRoche (guest star Pruitt Taylor Vince) is brought in to question the team when it appears to be an inside job. Guest star Gregory Itzen returns as retired former CBI director Vincent Minelli.

Nick and Hank investigate a Wesen whose ability holds risks that far outweigh its rewards. Meanwhile, Juliette takes in a friend when domestic issues escalate.

The BAU suspects a member of the LGBT community lacking control when a series of unidentifiable male bodies are discovered in Palm Springs. Reid balances the care of his mother with investigating the case.

Thirteen's date gets ill after a night of partying and House takes on her case; Foreman confronts Thirteen about her self-destructive lifestyle; private investigator Lucas is hot on Wilson's trail.