The younger sister of actress Kate Mara, Rooney Mara made her acting debut in the low-budget fright flick Urban Legends: Bloody Mary (2005). After that, she appeared in movies like Friends (With Benefits) (2009) and Youth in Revolt (2010), and played the female lead in the horror remake A Nightmare on Elm Street (2010). But Rooney's career really took off when earned an Oscar nomination for playing goth hacker Lisbeth in the American remake of The Girl with the Dragon Tattoo. And speaking of taking off, Rooney takes it all off in the TIT-ular role, baring boobs, butt and merkin-clad bush. Two years later, Rooney proved she was no one trick pony by baring her beauties once again in the Steven Soderbergh thriller Side Effects (2013)! Some of your side effects may include an uncontrollable urge to watch Rooney while you purge!