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 Jeremy Sisto Billy Chenowith Actor Tim Maculan Father Jack Guest Star Ed Begley Jr. Hiram Gunderson Guest Star Ed O'Ross Nikolai Guest Star Dina Spybey-Waters Tracy Montrose Blair Guest Star Eric Balfour Gabe Dimas Guest Star Marina Black Parker McKenna Guest Star Timm Sharp Andy Guest Star Garrison Hershberger Matthew Gilardi Guest Star Brian Poth Marc Foster Guest Star Justina Machado Vanessa Diaz Guest Star Frank Birney Walter Kriegenthaler Guest Star Nancy Linehan Charles Connie Guest Star Aaron Leigh Dink Guest Star Paul Terrell Clayton Eddie Guest Star Cameron Watson Doctor Guest Star Frank Crim Convenience Store Clerk Guest Star Jamie McShane Paramedic Guest Star Hayden Tank Young Nate Guest Star Maximillian Orion Kesmodel Young David Guest Star Sandra Lee Gimpel Lillian Grace Montrose Guest Star Julie White Mitzi Dalton Huntley Guest Star Alan Ball Executive Producer, Writer, Director