Matthew Perry Matt Albie Actor Amanda Peet Jordan McDeere Actor Bradley Whitford Danny Tripp Actor Steven Weber Jack Rudolph Actor D.L. Hughley Simon Stiles Actor Sarah Paulson Harriet Hayes Actor Nathan Corddry Tom Jeter Actor Timothy Busfield Cal Shanley Actor Mark McKinney Andy Mackinaw Guest Star Josh Stamberg Luke Scott Guest Star Stephen Tobolowsky Joe Guest Star Joseph Lyle Taylor Tim Batale Guest Star Stephanie Childers Hallie Gallaway Guest Star Gina La Piana Diana Valdes Guest Star Nate Torrence Dylan Killington Guest Star Aaron Sorkin Executive Producer