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 Luke Macfarlane Scotty Wandell 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 Ken Olin David Caplan Guest Star, Executive Producer, Director Marion Ross Ida Holden Guest Star Matt Gallant The Reporter Guest Star Phil Abrams Harold Wallace Guest Star Jeff Lorch Jeffrey Guest Star Cheryl Francis Harrington Dr. Ruth Gibson Guest Star Matthew Kimbrough Professor James Gray Guest Star Amy Aquino Dr. Joan Avadon Guest Star Alex Ball Steve Guest Star Henry Dittman Date 3 Guest Star Jon Robin Baitz Executive Producer Marti Noxon Executive Producer Molly Newman Writer Marjorie David Writer