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 Joanna Cassidy Margaret Chenowith Guest Star Jeremy Sisto Billy Chenowith Guest Star Ed O'Ross Nikolai Guest Star Justina Machado Vanessa Diaz Guest Star Aysia Polk Taylor Guest Star Kellie Waymire Melissa Guest Star Rusty Schwimmer Marilyn Johnson Guest Star Stark Sands Toby Guest Star Franc Ross Jessie Johnson Guest Star W. Earl Brown Pete Guest Star Ricardo Antonio Chavira Ramon Guest Star Nicki Micheaux Karla Guest Star Maria Carmen Graciela Guest Star Tony Longo Bitsy Guest Star Harley Zumbrum Biker on Phone Guest Star Janet Wood Saleswoman Guest Star Alan Ball Executive Producer