May 6, 2012 4:00 PM

Mark Ruffalo taps his inner Hulk in ‘The Avengers’

Don’t let Mark Ruffalo’s serene demeanor fool you. He admits there’s a bit of an Incredible Hulk temper lurking underneath. Ruffalo, who comes off as a guy who could give Clark Kent a serious challenge in the mild-mannered department, plays brilliant scientist Bruce Banner — and his big, green, mad-as-hell alter-ego, the Hulk — in the superhero tale “The Avengers.”


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