Rose to fame after playing the role of Peggy Bundy on the Fox TV series Married... with Children. In 2011, she won a Golden Globe Award for Best Actress in a Drama TV Series for her role as Gemma Teller Morrow in Sons of Anarchy. She provided the voice of Turanga Leela in the animated series Futurama.
She began her acting career in a series of made-for-television movies.
She was married to Steppenwolf drummer Jack White from 1993 to 2000. In 2004, she married Sons of Anarchy showrunner Kurt Sutter. She has three children.
She became famous for her role on the comedy TV series Married... with Children alongside Ed O'Neill.