Criminal Minds Season 6, Episode 17 : Valhalla

About Criminal Minds Season 6, Episode 17 : Valhalla

Prentiss begins to feel the heat after she and Morgan assist in solving a series of suspicious murders that involves Prentiss's old Interpol nemesis, Ian Doyle. Guest Stars: Rachel Nichols, Siena Goines, Madison Mason, Tyler Poelle, John Colella, Jan Munroe, Jennifer Riker, Fionn William O'Brien, Brian D. Johnson, Thor Edgell, Jim Castillo, Andy McPhee, Timothy V. Murphy, Conrad Bluth, Sebastian Roché,