The Walker family shares love and loss on Valentine's Day as Sarah rediscovers the love of her life, Kitty makes a grand but heartfelt entree in to politics with her family and new campaign manager by her side, Justin and Rebecca face the struggles of impending parenthood and Holly makes a tough decision about what to do with her shares of Ojai.
Elenco: Dave Annable , Calista Flockhart , Ron Rifkin , Patricia Wettig , Sally Field , Rachel Griffiths , Luke MacFarlane , Gilles Marini , Matthew Rhys , Rob Lowe , Emily VanCamp , Sarah Jane Morris , John Pyper-Ferguson , Gilles Marini , Beau Bridges , Matthew Rhys , Robert Kazinsky .