The broad comedy follows an eccentric British con-artist couple, Harriet (Thurman) and Peter Fox (Roth), who flee to Los Angeles to escape paying a large debt to a notorious gangster named Ivanka (Maggie Q) after a failed poker game.

In an attempt to raise the money, the couple approach a former associate (Fry), who secretly sells their whereabouts. With Ivanka hot on their trail, the pair scheme to win back the money by executing a jewel heist involving Peter's ex-wife (Eve) and her new husband.