Calista Flockhart Kitty Walker Actor Rachel Griffiths Sarah Walker Actor Sally Field Nora Holden Actor Ron Rifkin Saul Holden Actor Patricia Wettig Holly Harper Actor Balthazar Getty Thomas Walker Actor Dave Annable Justin Walker Actor Matthew Rhys Kevin Walker Actor John Pyper-Ferguson Joe Whedon Actor Sarah Jane Morris Julia Walker Actor Ken Olin David Caplan Guest Star, Executive Producer Danny Glover Isaac Marshall Guest Star Luke Macfarlane Scotty Wandell Guest Star Denis O'Hare Travis March Guest Star Steven Weber Graham Finch Guest Star Eric Winter Jason McCallister Guest Star Nicholas Gonzalez Mario Guest Star Parvesh Cheena Jordan Guest Star Mitch Silpa Quinn Guest Star Adam Pilver Messenger Guest Star Justine Dorsey Sophie McCallister Guest Star Max Burkholder Jack McCallister Guest Star Enrico Colantoni Evan Guest Star Christopher Allport Governor Michael Bryant Guest Star Jon Robin Baitz Executive Producer Marti Noxon Executive Producer Cliff Olin Writer Peter Calloway Writer David Paymer Director