Michael C. Hall Dexter Morgan Actor Julie Benz Rita Bennett Actor Jennifer Carpenter Debra Morgan Actor Erik King Sgt. James Doakes Actor James Remar Harry Morgan Actor Luna Lauren Velez Lt. Maria LaGuerta Actor David Zayas Angel Batista Actor C.S. Lee Vince Masuka Actor Geoff Pierson Captain Tom Matthews Actor Christina Robinson Astor Bennett Actor Daniel Goldman Cody Bennett Actor Christian Camargo Rudy Cooper Guest Star Mark Pellegrino Paul Bennett Guest Star Malcolm-Jamal Warner Rita's Lawyer Guest Star Tomiko Martinez Monique Guest Star Ruth Zalduondo Social Worker Guest Star Kevin R. Maynard Writer Michael Cuesta Director