Madonna and Griffin Dunne star in the trailer for 'Who's That Girl' (1987)

Madonna and Griffin Dunne star in the trailer for 'Who's That Girl' (1987). An uptight New York tax lawyer gets his life turned upside down, all in a single day, when he's asked to escort a feisty and free-spirited female ex-convict whom asks him to help prove her innocence of her crime.