Frances Conroy (born March 15, 1953) is an American actress. She is most widely known for playing the matriarch Ruth O'Connor Fisher Sibley on the HBO funeral drama series Six Feet Under, which earned her a Golden Globe in 2004.
Brooke Sullivan is a nurse practitioner who is starting a new job at a men's maximum-security prison. No one knows that Brooke knows one of the inmates, Shane Nelson. Shane was convicted of three grisly murders eleven years ago and it was Brooke's testimony that helped convict him.