Dave Annable Justin Walker Actor Maxwell Perry Cotton Cooper Whedon Actor Kerris Dorsey Paige Actor Sally Field Nora Holden Actor Calista Flockhart Kitty Walker Actor Balthazar Getty Thomas Walker Actor Rachel Griffiths Sarah Walker Actor Rob Lowe Sen. Robert McCallister Actor Sarah Jane Morris Julia Walker Actor Matthew Rhys Kevin Walker Actor Ron Rifkin Saul Holden Actor Emily VanCamp Rebecca Harper Actor Patricia Wettig Holly Harper Actor Emily Rose Lena Branigan Guest Star Denis O'Hare Travis March Guest Star Martha Boles Melanie Cox Guest Star Mark Daniel Cade Guest Star Justine Dorsey Sophie McCallister Guest Star Erik Gavica Drug Dealer Guest Star Ned Bellamy Cutler Weeks Guest Star Jason Kim Phil Guest Star Ken Olin Executive Producer Jon Robin Baitz Executive Producer Marti Noxon Executive Producer David Marshall Grant Writer Molly Newman Writer David Paymer Director