Brian Gant

When frozen bodies are found in Nevada floating in water, the BAU's investigation leads them to suspect that the victims were part of a cult that could be behind the deaths. Also, JJ confronts old demons from her abduction and torture last year.

Nick (David Giuntoli) discovers a muse-like Wesen (guest star Nora Zehetner, "Heroes") with the ability to influence those she gets close to - some with positive results, others with terrifying ones. Nick must find a way to get close without losing himself in the process. Juliette (Bitsie Tulloch) arranges a dinner date with Nick in the hopes of clearing the air, but their plans go awry as the case intensifies. Meanwhile, Rosalee (Bree Turner) takes her first visit to Aunt Marie's trailer.

The murders of three homeless men appear to be the work of a serial killer. As Detectives Lupo (Jeremy Sisto) and Bernard (Anthony Anderson) investigate, they discover that one victim was wearing a distinctive pair of roller-skates that did not belong to him. Realizing that this could be a case of mistaken identity, they suspect the murders may have been committed by a copycat who knows the identity of the real serial killer. Also stars S. Epatha Merkerson, Sam Waterston, Linus Roache and Alana De La Garza.

When the body of a man is discovered buried among a pile of detached doll parts, Mac, Lindsay, Det. Maka (Hu) and Danny are called to one of their most bizarre crime scenes yet. The team must piece together the clues and doll parts to discover who murdered the store's owner. Meanwhile, a beautiful waitress is found dead in a studio apartment recently bestowed to her by one of her patrons. (TV-14)