Nick Cassavetes' comedy The Other Woman concerns venture capitalist Mark (Nikolaj Coster-Waldau), a lying, conniving sociopath. His wife, Kate (Leslie Mann), and his mistress, Carly (Cameron Diaz), discover this about him when Carly - who had no idea her boyfriend was married -- tries to surprise Mark at their home. The two polar opposite personalities - Kate is a little ditzy and very insecure where Carly is a confident, high-powered lawyer -begin to talk and bond. Eventually Kate decides she wants revenge, so she and Carly cook up a plan to ruin Mark's life. They find allies in Kate's brother Phil (Taylor Kinney) and unexpectedly in yet another one of Mark's mistresses, Amber (swimsuit model Kate Upton).