A chameleon-like regional theater veteran, Stephen Lang won acclaim for his performance on the Broadway stage as the murderous Col. Jessep in Aaron Sorkin's "A Few Good Men" (1989) and received a Tony nomination for his performance as a disturbed Vietnam veteran in Steve Tesich's "Speed of Darkness" (1990).The compact, light-haired actor made his screen debut in Bud Yorkin's "Twice in a Lifetime" (1985) and gave strong performances as a tabloid journalist in Michael Mann's "Manhunter" (1986) and as a closeted homosexual in "Last Exit to Brooklyn" (1989). In 1991's "The Hard Way", Lang played