Stellan Skarsgård doesn't believe in bad guys
Aside from the evil Baron Harkonnen in 'Dune,' actor Stellan SkarsgÃ¥rd doesn't really believe in bad guys. He looks for nuance in every role. He's Oscar-nominated for his performance in 'Sentimental Value,' as a successful filmmaker who is estranged from his grown daughters. SkarsgÃ¥rd spoke with Dave Davies about improvising with Robin Williams in 'Good Will Hunting,' raising actor children, and how a stroke…