Utt Pataang is a comedy thriller that covers the happenings of one night. A simpleton (Vinay Pathak), on the brink of a break up, gets caught in a dangerous money deal gone horribly wrong. In a chase for a bag full of money is his private detective friend (Saurabh Shukla), a heartbroken woman (Mona Singh), a French-obsessed gangster (Vinay Pathak again) and the gangster's moll (Mahie Gill), all thrown into a dangerous game of cat-and-mouse. Layers of secrecy unfold and the game gets worse as the night wears on.