About Criminal Minds Season 8, Episode 11 : Perennials

The BAU heads south to investigate a fast-moving UnSub whose signature matches that of a serial killer from 30 years ago. Also, the team learns that someone is tracking their cases and replicating crimes the BAU is solving Guest Stars: Bill Tangradi, Steph DuVall, Kristen O'Meara, Kim Robillard, Scott Vance, Sarah Benoit, Erika Godwin, Danielle Hoetmer, Bethany Orr, Chad Anthony Miller, Jarid Root,