The series premiered on ABC on September 24, 2006 and airs in a regular Sunday evening timeslot after Desperate Housewives. The cast includes a plethora of award-winning actors, including Academy and Emmy Award winner Sally Field, Golden Globe winner Rachel Griffiths, Golden Globe winner Calista Flockhart, and Emmy and Golden Globe winner Patricia Wettig. Sally Field won the 2007 Emmy for Outstanding Lead Actress in a Drama Series for her role as Nora Walker. Rachel Griffiths was also nominated for Outstanding Supporting Actress in a Drama Series.