Her character was Rose Granville, a wealthy mother determined to harm anyone who stands in her daughter's way of success. Mare Winningham was one of two fifth season nominees for the Primetime Emmy Award for Outstanding Guest Actress in a Drama Series. She played the mother of a hyperactive boy who takes the wrong medication and commits a heinous crime as a result.
Mare Winningham played Rose Granville, a wealthy mother consumed by a desire to hinder anyone who gets in her daughter's way of achieving success. Mare Winningham was nominated for an Emmy Award for her role as the mother of a hyperactive boy whose medication mistake leads to a terrible outcome.