Who's That Girl is a 1987 American romantic comedy film produced by Warner Bros., and starring Madonna and Griffin Dunne. The film was written by Andrew Smith and Ken Finkleman, and directed by James Foley. Madonna plays Nikki Finn, a street-smart woman who is falsely accused of murder and sent to jail for four years. After getting released, she is supposed to be escorted by a lawyer named Loudon Trott (Dunne), to her hometown of Philadelphia. However, Nikki wants to catch those responsible for her confinement. While searching for the embezzler, both of them get caught in a series of adventures, resulting in the revelation of the true murderer. In the process, Nikki and Loudon fall in love with each other.