Joseph Leonard Gordon-Levitt (/ˈlɛvɪt/; born February 17, 1981) is an American actor, filmmaker, singer, and entrepreneur. As a child, Gordon-Levitt appeared in the films A River Runs Through It, Angels in the Outfield, Holy Matrimony and 10 Things I Hate About You, and as Tommy Solomon in the TV series 3rd Rock from the Sun. He took a break from acting to study at Columbia University, but dropped out in 2004 to pursue acting again. He has since starred in (500) Days of Summer, Inception, Hesher, 50/50, Premium Rush, Miracle at St. Anna, The Brothers Bloom, The Dark Knight Rises, Brick, Looper, The Lookout, Manic, Lincoln, Mysterious Skin, and G. I. Joe: The Rise of Cobra. He portrayed Philippe Petit in the Robert Zemeckis-directed film The Walk (2015), and whistleblower Edward Snowden in the Oliver Stone film Snowden (2016). For his leading performances in (500) Days of Summer and 50/50, he was nominated for the Golden Globe Award for Best Actor – Motion Picture Musical or Comedy.