Cash Cab: The unscripted series returns for a new season (6 p.m. Discovery) followed by the premier of the new series "Cash Cab Chicago" at 6:30.
Chuck: Chuck (Zachary Levi) reunites Sarah (Yvonne Strahovski) with her former spy team, as old grudges and secrets bubble up during a mission. Lou Diamond Phillips, Mini Anden and Mekenna Melvin guest star in this new episode (8 p.m. NBC).
House: A woman with an extraordinary memory experiences temporary paralysis, and a visit from her older sister triggers more health complications, including a long-simmering grudge that gets in the way of the patient receiving proper treatment in this new episode (8 p.m. Fox).
Mad Love: After a fateful accidental meeting atop the Empire State Building, two smitten New Yorkers (Jason Biggs, Sarah Chalke) decide to go on a date later that evening and bring along their best friends (Tyler Labine, Judy Greer) in the premiere of this new ensemble comedy (8:30 p.m. CBS).
Two and a Half Men: Rose (Melanie Lynskey) discovers Alan's (Jon Cryer) Ponzi scheme, while Alan in turn meets Rose's mannequin "husband" in this new episode (9 p.m. CBS).
The Cape: When the orphaned heir (Glenn Fitzgerald) of one of Palm City's founders threatens to paralyze the city, The Cape and Max (David Lyons, Keith David) try to alert Marty (Dorian Missick) of this looming danger. Richard Schiff guest stars in this new episode (9 p.m. NBC).
American Pickers: In Kentucky, Mike and Frank visit William Shatner, who gives them a very specific list of items he wants to make his home unique in this new episode (9 p.m. History).
Mike & Molly: Mike's (Billy Gardell) plans for Valentine's Day with Molly (Melissa McCarthy) are jeopardized when he runs into Molly's handsome ex-boyfriend (Robert Gant) in this new episode (9:30 p.m. CBS).
Pro basketball: The Lakers visit the Charlotte Bobcats (4 p.m. KCAL); the Clippers visit the Milwaukee Bucks (5 p.m. FS Prime)
College basketball: Kansas at Kansas State (6 p.m. ESPN).