Our Darkest Hour

S5 E23: A series of rolling blackouts in the city of Los Angeles lures a serial killer out of hiding, giving him renewed opportunities to continue his killing spree, on the fifth season finale cliffhanger of CRIMINAL MINDS. Tim Curry ("The Rocky Horror Picture Show") guest stars as the serial killer, Eric Close ("Without a Trace") guest stars as Detective Spicer and Robert Davi ("Profiler") guest stars as Detective Eric Kurzbard.