Television News Joan Cusack joins cast of Showtime's new 'Shameless' drama series 09/08/2010 Joan Cusack has joined the cast of the new one-hour drama series "Shameless," Showtime announced. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Emmy Rossum William H. Macy Joan Cusack Shameless Class Grosse Pointe Blank High Fidelity Sixteen Candles Working Girl
