Friends with Benefits (8:30pm, NBC) - Sara reunites with an ex (Pete Wentz) who causes a change in her personality. Ben steps in to help Sara but ends up falling into the same trap with his ex.
Haven (10pm, Syfy) - Violent crimes are traced back to a mild-mannered banker (Christian de la Fuente), who seems to have spawned a darker, unhinged copy of himself, who is bent on doing things the original won't do. Audrey, Nathan, and Duke step into a deadly trap while trying to figure out the copy's mission.
One Man Army (10pm, Discovery) - A U.S. marine takes on a Dallas cop, an Air Force Special Ops pilot, and a U.S. Army officer.
Rat Busters NYC (10pm, Animal Planet) - An unusually large rat terrorizes a Brooklyn warehouse, and a pet python is loose in a house in Queens.
Torchwood: Miracle Day (10pm, Starz) - The world is plunged into recession and a defeated Torchwood team take it on the run, where they are forced to strike a hellish bargain.