Maura Tierney is an American actress best known for her role as Dr Abby Lockhart on the medical drama series ER, from 1999-2009.
Born in Boston, Tierney attended New York University and Circle-in-the-Square Theatre School. Her stage credits include roles in Rosencrantz and Guildenstern Are Dead, The Bald Soprano, Baby with Bathwater, Danny and the Deep Blue Sea and Talking With.
She had her first starring role on television in Norman Lear's comedy series 704 Hauser Street. Tierney's additional credits include starring in the television films Out of Darkness, Student Exchange and Crossing the Mob. She guest-starred in the series Growing Pains, Family Ties and Law & Order.
On the big screen, Tierney starred with Ben Affleck and Sandra Bullock in Forces of Nature, opposite Anthony Hopkins and Cuba Gooding Jr. in Instinct, alongside John Travolta and Emma Thompson in Mike Nichols' Primary Colors, and opposite Jim Carrey in Liar, Liar.
She was also seen in Scotland P.A., written and directed by her husband, Billy Morrissette, and also starring Christopher Walken and Tierney's former NewsRadio co-star Andy Dick.
Tierney also starred opposite Al Pacino, Robin Williams and Hilary Swank in Insomnia.
While working, Tierney divides her time between Los Angeles and New York.