Michael C. Hall Dexter Morgan Actor Jennifer Carpenter Debra Morgan Actor C.S. Lee Vince Masuka Actor Desmond Harrington Joey Quinn Actor Luna Lauren Velez Lt. Maria Laguerta Actor David Zayas Angel Batista Actor James Remar Harry Morgan Actor Colin Hanks Travis Marshall Guest Star Edward James Olmos Professor James Gellar Guest Star Aimee Garcia Jamie Batista Guest Star Billy Brown Det. Mike Anderson Guest Star Josh Cooke Louis Greene Guest Star Kyle Davis Steve Dorsey Guest Star Jordana Spiro Beth Dorsey Guest Star Rya Kihlstedt Dr. Michelle Ross Guest Star John Goldwyn Executive Producer Sara Colleton Executive Producer Clyde Phillips Executive Producer Michael Lehmann Director Jace Richdale Writer Lauren Gussis Writer Scott Reynolds Writer