Kevin Chamberlin has said that his huge frame and bald head are the reasons why his career as a Broadway and film character actor took off when he was in his mid-30s, while some "pretty-boy", leading-man types were mourning the ends of their careers at the same age.Weighing in at 260 pounds, the actor who stole countless scenes in New York productions of "My Favorite Year" (1992), "Triumph of Love" (1997) and "Dirty Blonde" (2000) has been playing second-banana roles since he was a kid growing up in Moorestown, New Jersey. Chamberlin got his first taste of performing on stage when he was just