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The Ugly Truth (movie)

Q&A: 'Don Jon' star/writer/director Joseph Gordon-Levitt

Q&A: 'Don Jon' star/writer/director Joseph Gordon-Levitt

Many people want to believe that what they see in movies is real.

In "Don Jon," buff Jersey guy Jon (Joseph Gordon-Levitt) prefers his one-way, fantasy-driven relationship with porn to the two-way intimacy of countless one-night stands and a bond with Barbara (Scarlett Johansson), who believes romantic comedies reflect how real love should be. Opening Sept. 27, Gordon-Levitt's feature debut as a writer and director aims to show that both characters need to separate what they see on screen from the more complex scenarios in front of them.

Similarly, the 32-year-old California native in person isn't the easygoing open book he sometimes seems when charming in...