Peter Krause Nate Fisher Jr. Actor Rachel Griffiths Brenda Chenowith Actor Richard Jenkins Nathaniel Fisher Sr. Actor Frances Conroy Ruth Fisher Actor Michael C. Hall David Fisher Actor Lauren Ambrose Claire Fisher Actor Freddy Rodríguez Federico Diaz Actor Mathew St. Patrick Keith Charles Actor Adam Scott Ben Cooper Guest Star Kellie Waymire Melissa Guest Star Christine Estabrook Emily Previn Guest Star Marina Black Parker McKenna Guest Star Aysia Polk Taylor Guest Star David Norona Gary Deitman Guest Star Tim Maculan Father Jack Guest Star Paul Terrell Clayton Eddie Guest Star Eric Bruskotter Keith's Partner Guest Star Brad Greenquist Building Manager Guest Star David Raibon Junkie Man Guest Star Jamie Anne Allman Junkie Woman Guest Star Heather McPhaul Proctor 1 Guest Star Bob Rumnock Proctor 2 Guest Star Bhavana Kundanmal Parker Impostor Guest Star Bill Kalmenson Businessman Guest Star Aysia Lee Needs a Pencil Guest Star Alan Ball Executive Producer Eric Kaplan Writer Jeremy Podeswa Director