The Floor | 9pm | Fox

As the big winners strive to keep a tight grip on their turf, one contestant pulls off a masterstroke as their masterplan is put into action, taking The Floor by complete surprise on The Floor, hosted by Rob Lowe. The winner of each timed head-to-head trivia battle takes control of their opponent’s square, while the loser goes home. Only one player will walk away with a life-changing $250,000 prize. Get ready to test your knowledge in “Natural History,” “Real Housewives,” “Space Travel,” “TV Chefs” and more in the all-new “Call My Bluff.”