She enjoyed performing from a young age, but became especially interested in her senior year of high school.
She moved to England in 1985, wanting to do Shakespeare, and joined a theatre company called TNT.
[2] Carl played news anchor Trinity Wells, a recurring character in the first four series of the 2005 revival of Doctor Who,[3] appearing in the episodes "Aliens of London"/"World War Three", "The Christmas Invasion", "The Sound of Drums", "The Poison Sky", "Turn Left", "The Stolen Earth" and "The End of Time".
Carl also narrated the behind-the-scenes special Doctor Who: The Companions for BBC America, released as part of the seventh series DVD box set.
Carl lives in Crouch End, North London with her husband, composer Alejandro Viñao.