This prolific stage-trained character player has been a familiar face since the early 1980s. With his bald head, deep-set eyes, and richly expressive features, Picardo has portrayed a wide range of characters on TV: most notably, a cold-hearted junior high school gym coach--the dreaded Coach Cutlip in a recurring role on "The Wonder Years" (ABC, 1988-91); a dedicated and sympathetic military surgeon (and the beloved of nurse Dana Delany) in wartime Vietnam on "China Beach" (ABC, 1988-91); and a somewhat testy but supremely competent holographic ship's doctor on the spin-off "Star Trek: