He's smart. He's lovable. He's Dexter Morgan, America's favorite serial killer, who spends his days solving crimes and his nights committing them.
| Actor | Role |
|---|---|
 Michael C. HallDexter Morgan | Dexter Morgan |
 Jennifer CarpenterDebra Morgan | Debra Morgan |
 David ZayasSgt. Angel Batista | Sgt. Angel Batista |
 James RemarHarry Morgan | Harry Morgan |
 C.S. LeeVince Masuka | Vince Masuka |
 Luna Lauren VélezLt. Maria LaGuerta | Lt. Maria LaGuerta |
 Desmond HarringtonDet. Joseph 'Joey' Quinn | Det. Joseph 'Joey' Quinn |
 Julie BenzRita Bennett | Rita Bennett |
 Christina RobinsonAstor Bennett | Astor Bennett |
 Geoff PiersonDeputy Chief Tom Matthews | Deputy Chief Tom Matthews |
 Preston BaileyCody | Cody |
 Aimee GarciaJamie Batista | Jamie Batista |
 Luke Andrew KruntchevHarrison Morgan | Harrison Morgan |
 Erik KingSgt. James Doakes | Sgt. James Doakes |
| EEvan George KruntchevHarrison Morgan | Harrison Morgan |
 Jimmy StarDetective | Detective |
 Yvonne StrahovskiHannah McKay | Hannah McKay |
 Dana L. WilsonDet. Angie Miller | Det. Angie Miller |
 David RamseyAnton Briggs | Anton Briggs |
 Keith CarradineSpecial Agent Frank Lundy/Frank Lundy | Special Agent Frank Lundy/Frank Lundy |
 Colin HanksTravis Marshall | Travis Marshall |