Margalit Ruth Gyllenhaal Sarsgaard, popularly known as Maggie Gyllenhaal is an American actress known for her minor but impactful performances in films. She had the biggest role of her career as a lead in the film ‘The Dark Knight’. Maggie is the daughter of notable filmmakers Stephen Gyllenhaal and Naomi Foner and she is the older sister of actor Jake Gyllenhaal. Maggie was born in New York and her family moved to Los Angeles, California, when she was an infant. She developed an interest in acting during her teens and started taking drama classes at Harvard-Wakeland prep academy. She made her debut in film at the age of fifteen with ‘Waterland’ which was directed by her father. She made her theatrical debut in the Berkeley Repertory Theatre production of Patrick Marber's ‘Closer’ and received positive reviews for the same. Her break-out role was in the dark comedy ‘Secretary’ for which she won her first major award along with a lot of critical acclaim. Maggie is married to actor Peter Sarsgaard and the couple has two daughters, Ramona and Gloria Ray Sarsgaard.