Maura Tierney (born February 3, 1965 in Boston, Massachusetts) is an American actress, most recently known for her role as Abby Lockhart on the medical drama ER. Career After appearing in several plays (such as Rosencrantz & Guildenstern Are Dead and The Bald Soprano), she moved to Los Angeles, California and in 1987 got her first break in a role in Walt Disney's made-for-TV film Student Exchange.Dream Life, a September 2001 interview in Brntwd Magazine. Tierney's first starring role in a film was in a low-budget, independently-produced film called Dead Women in Lingerie, shot in 24