Dennis Hopper received an Oscar nomination for his performance in <em><em><em><em><em><em>Hoos<em>iers<em> and<em> for the <em>Easy Rider screenplay, which he co-wrote with Peter Fonda. Charley Gallay/Getty hide caption

itoggle caption Charley Gallay/Getty

Character-Building Experience: "It's a kind of alchemical process," says actor John Lithgow about the process of creating a role. "Some of it is you, and some of it is pure calculation." WVIZ/PBS ideastream hide caption

itoggle caption WVIZ/PBS ideastream