Best known for playing Dr. Dani Santino on the USA series Necessary Roughness and Sheila Keefe on the FX series Rescue Me. She also had a recurring role as Elena McNulty on the HBO series The Wire.
While in high school, she gained the role of Anita in West Side Story, sparking an interest in acting.
Her family is part Armenian, part British British, with some Italian and Portuguese.
She and her younger sister, Lily, were raised by their single mother, Karen.
She was in the Philip Seymour Hoffman-directed film The Last Days of Judas Iscariot.