A brown-haired actor of medium build with malleable good looks that lent credence to portrayals of all-American charmers as well as sinister psychopaths, Lee Tergesen has enjoyed a varied career, snagging roles he has certainly made the most of since his debut in the early 1990s, not the least of which was his shockingly candid turn on the HBO series "Oz" (1997- ). A graduate of Manhattan's American Musical and Dramatic Academy, this Connecticut native acted on the NYC stage and waited tables in the city in the late 1980s, where and when he was spotted by writer-producer Tom Fontana. With a