This dark-haired actress from war-torn Northern Ireland studied art and acting in England before coming to the US in 1986. Shortly after arriving, Downey made her off-Broadway debut in the environmental theater piece, "Tamara" (1987), and her TV debut in a recurring role on the ABC soap "One Life to Live". She played the ingenue in the 1989 Broadway revival of Somerset Maugham's "The Circle" in the eminent company of Rex Harrison, Glynis Johns and Stewart Granger. Downey received notice portraying Jacqueline Kennedy Onassis from age 16 to 60 in the 1991 NBC mini-series "A Woman Named Jackie."