Michael C. Hall Dexter Morgan Actor Julie Benz Rita Bennett Actor Jennifer Carpenter Debra Morgan Actor Erik King James Doakes Actor James Remar Harry Morgan Actor Luna Lauren Velez 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 Preston Bailey Cody Bennett Actor Daniel Goldman Actor Devon Graye Teen Dexter Morgan Actor Dominic Janes Young Dexter Morgan Actor Cristos Actor Rudolf Martin Actor Scott William Winters Actor