Dexter "Dex" Morgan, born Dexter Moser and also known as The Bay Harbor Butcher, is the main protagonist/anti-hero of the action/drama TV show Dexter and its prequel show Dexter: Original Sin.
(1971 - ???) (Currently 51 Years Old)
In the main show, he is portrayed by Michael C. Hall, Devon Graye, Dominic Janes, Nicholas Vigneau, and Maxwell Huckabee. In Original Sin, he is portrayed by Patrick Gibson.
Victims[]
Dexter: Original Sin (2024-)[]
And in the Beginning...[]
- Boar - Killed by Dexter Morgan while hunting off-screen, mentioned.
- Mosquito - Crushed by Dexter Morgan with his hand.
- Total - 2
Kid in a Candy Store[]
- None
Miami Vice[]
- "Handsome" Tony Ferrer - Decapitated by Dexter Morgan with a machete off-camera, blood splatter and body shown.
- Total - 1
Fender Bender[]
- Anthony "Mad Dog" Moretti - Accidentally ran over by Evan with a truck while being chased by Dexter Morgan. Shared kill.
- Total - 1
F is for Fuck-Up[]
- None
The Joy of Killing[]
- Levi Reed - Stabbed in the chest by Dexter Morgan with a kitchen knife off-camera on the orders of Harry Morgan, blood splatter and body shown.
- Total - 1
The Big Bad Body Problem[]
- None
Business and Pleasure[]
- None
Blood Drive[]
- None
Code Blues[]
- Captain Aaron Spencer - Hacked in the throat by Dexter Morgan with a kukri.
- Total - 1
Between the Events of Original Sin and Dexter[]
- Robert Milson - Stabbed in the chest by Dexter Morgan with a knife, revealed in Dexter: Early Cuts.
- Peter Thornton - Neck sawed through by Dexter Morgan with a circular saw, shown in Dexter: Early Cuts.
- Coleman Lindquist - Decapitated by Dexter Morgan with a hacksaw, shown in Dexter: Early Cuts.
- Max Lindquist - Decapitated by Dexter Morgan with a hacksaw, shown in Dexter: Early Cuts.
- Total - 4
Dexter (2006-2013)[]
Season 1[]
Dexter[]
- Michael "Mike" Donovan - Neck slashed by Dexter Morgan with a surgical handsaw.
- Jamie Jaworski - Decapitated by Dexter Morgan with a meat cleaver.
- Total - 2
Crocodile[]
- Matthew "Matt" Chambers - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
Popping Cherry[]
- Deer - Stabbed by Dexter Morgan as a mercy kill after being shot by Harry Morgan, shown in a flashback. Shared kill.
- Nurse Mary - Stabbed three times in the stomach by Dexter Morgan on the orders of Harry Morgan, shown in a flashback.
- Total - 2
Let's Give the Boy a Hand[]
- None
Love American Style[]
- Jorge Castillo - Killed by Dexter Morgan off-screen, body bag shown.
- Valerie Castillo - Carotid arteries sliced by Dexter Morgan off-screen, body shown.
- Total - 2
Return to Sender[]
- Alex Timmons - Stabbed in the chest by Dexter Morgan with a knife, seen in Dexter: Early Cuts.
- Gene Marshall - Throat slashed with a utility knife, head beaten with a flashlight, and crushed by Dexter Morgan with a car, seen in Dexter: Early Cuts.
- Cindy Landon - Cut in half by Dexter Morgan with a chainsaw, seen in Dexter: Early Cuts.
- Total - 3
Circle of Friends[]
- None
Shrink Wrap[]
- Dr. Emmett Meridian - Neck slashed by Dexter Morgan with surgical hand saw.
- Total - 1
Father Knows Best[]
- None
Seeing Red[]
- None
Truth Be Told[]
- None
Born Free[]
- Brian Moser/The Ice Truck Killer/Dr. Rudy Cooper - Throat slit by Dexter Morgan with a scalpel, made to look like a suicide.
- Total - 1
Season 2[]
It's Alive![]
- Rick Jensen - Killed by Dexter Morgan off-screen, body shown.
- Total - 1
Waiting to Exhale[]
- Alfonso "Little Chino" Concepcion - Stabbed through the chest by Dexter Morgan with a machete.
- Total - 1
An Inconvenient Lie[]
- Roger Hicks - Stabbed through the chest by Dexter Morgan with a machete.
- Total - 1
See-Through[]
- Dylan Maddock - Killed by Dexter Morgan off-screen, body shown.
- Joseph Cepeda - Killed by Dexter Morgan off-screen, body shown.
- Marcus White - Killed by Dexter Morgan off-screen, body shown.
- Oscar Sota - Killed by Dexter Morgan off-screen, body shown.
- Renzo Sandoval - Killed by Dexter Morgan off-screen, body shown.
- Robert Thatcher - Killed by Dexter Morgan off-screen, body shown.
- Total - 6
The Dark Defender[]
- None
Dex, Lies, and Videotape[]
- Ken Olson - Decapitated by Dexter Morgan with a meat cleaver for pretending to be him.
- Total - 1
That Night, a Forest Grew[]
- None
Morning Comes[]
- Santos Jimenez - Decapitated by Dexter Morgan with a chainsaw.
- Anthony Rodrigo - Killed by Dexter Morgan off-screen, mentioned.
- Smith - Killed by Dexter Morgan off-screen, mentioned.
- Orozco - Killed by Dexter Morgan off-screen, mentioned.
- Total - 4
Resistance Is Futile[]
- None
There's Something About Harry[]
- Jose Garza - Decapitated and dismembered by Dexter Morgan with a surgical hand saw.
- Juan Ryness - Throat slashed by Dexter Morgan off-screen, body shown in a flashback.
- Alan Elson - Killed by Dexter Morgan off-screen, mugshot and blood slide shown.
- Alan Matherson - Killed by Dexter Morgan off-screen, mugshot and blood slide shown.
- Andy Jorgen - Killed by Dexter Morgan off-screen, mugshot and blood slide shown.
- Berry Cooper - Killed by Dexter Morgan off-screen, shown on a slideshow.
- Buck Forester - Killed by Dexter Morgan off-screen, mugshot and blood slide shown.
- Carlos Gutierrez - Killed by Dexter Morgan off-screen, blood slide shown.
- Chad Carpenter - Killed by Dexter Morgan off-screen, shown on an erase board.
- Christopher James - Killed by Dexter Morgan off-screen, mugshot shown.
- George Hoss - Killed by Dexter Morgan off-screen, shown on a slideshow.
- Henry Vortman - Killed by Dexter Morgan off-screen, shown on a slideshow.
- Herbert Washington - Killed by Dexter Morgan off-screen, body shown.
- Jacob Wilson - Killed by Dexter Morgan off-screen, body shown.
- Jeff Linder - Killed by Dexter Morgan off-screen, shown on a blackboard.
- Jerry Voltic - Killed by Dexter Morgan off-screen, body shown.
- Kevin Mott - Killed by Dexter Morgan off-screen, shown in a slide show.
- Larry Costes - Killed by Dexter Morgan off-screen, blood slide shown.
- Larry Mueller - Killed by Dexter Morgan off-screen, shown in Maria LaGuerta's notes.
- Leandro Noriega - Killed by Dexter Morgan off-screen, shown in Maria LaGuerta's notes.
- Luke Wellens - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Marty Terison - Killed by Dexter Morgan off-screen, blood slide shown.
- Olman Estavez - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Peter Matherson - Killed by Dexter Morgan off-screen, blood slide shown.
- Rachel Rhodes - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Rick Cross - Killed by Dexter Morgan off-screen, blood slide shown.
- Sean Dibberman - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Shannon Reynolds - Killed by Dexter Morgan off-screen, shown on a blackboard.
- Thomas Hillstat - Killed by Dexter Morgan off-screen, mugshot shown.
- Fowls - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Total - 30
Left Turn Ahead[]
- Esteban Famosa - Beaten to death by Dexter Morgan off-screen in self-defense.
- Teo Famosa - Shot by Dexter Morgan in self-defense.
- Total - 2
The British Invasion[]
- Lila West - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
Season 3[]
Our Father[]
- Oscar Prado - Stabbed by Dexter Morgan with a bayonet in self-defense, believing him to be Freebo.
- Cal Rooney - Decapitated by Dexter Morgan with a meat cleaver, shown in flashback.
- Total - 2
Finding Freebo[]
- Fred "Freebo" Bowman - Stabbed in the neck by Dexter Morgan with a bayonet.
- Total - 1
The Lion Sleeps Tonight[]
- Nathan Marten - Strangled to death by Dexter Morgan with a garrote.
- Total - 1
All in the Family[]
- None
Turning Biminese[]
- Ethan Turner - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
Sì Se Puede[]
- Clemson Galt - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
Easy As Pie[]
- Camilla Figg - Committed suicide by willingly eating key lime pie poisoned by Dexter Morgan with sodium pentothal as a mercy killing on her request due to no longer wanting to live with her lung cancer.
- Total - 1
The Damage a Man Can Do[]
- William "Billy" Fleeter - Stabbed in the chest by Miguel Prado on the orders of Dexter Morgan.
- Total - 1
About Last Night[]
- Unnamed Wife Killer - Killed by Dexter Morgan off-screen, mentioned.
- Total - 1
Go Your Own Way[]
- None
I Had a Dream[]
- Miguel Luis Prado - Strangled to death by Dexter Morgan with a garrote and shoulder partially flayed to frame his death on George King.
- Total - 1
Do You Take Dexter Morgan?[]
- Jorge Orozco/George Washington King/The Skinner - Neck snapped by Dexter Morgan, made to look like a suicide.
- Total - 1
Season 4[]
Living the Dream[]
- Eight Unknown Criminals - Killed by Dexter Morgan off-screen, blood slides shown.
- Benito "Benny" Gomez - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 9
Remains to Be Seen[]
- None
Blinded by the Light[]
- None
Dex Takes a Holiday[]
- Officer Zoey Kruger - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
Dirty Harry[]
- None
If I Had a Hammer[]
- None
Slack Tide[]
- Jonathan Farrow - Decapitated by Dexter Morgan with a cleaver, thinking that he committed the murders done by Timothy Brand.
- Total - 1
Road Kill[]
- None
Hungry Man[]
- None
Lost Boys[]
- None
Hello, Dexter Morgan[]
- Stanley "Stan" Beaudry - Neck slashed by Dexter Morgan with a circular saw.
- Total - 1
The Getaway[]
- Arthur Mitchell/The Trinity Killer - Head impaled by Dexter Morgan with a hammer's claw off-screen.
- Total - 1
Season 5[]
My Bad[]
- Rankin - Hit over the head by Dexter Morgan with a folding anchor ten times.
- Adam Rowe - Killed by Dexter Morgan off-screen, shown on a computer.
- Alfred Norris - Killed by Dexter Morgan off-screen, shown on a computer.
- Marcetti - Killed by Dexter Morgan off-screen, shown on a computer.
- Matt Parker - Killed by Dexter Morgan off-screen, shown on a computer.
- Michael Rose - Killed by Dexter Morgan off-screen, shown on a computer.
- Total - 6
Hello, Bandit[]
- Raccoon - Killed by Dexter Morgan off-screen, body shown.
- Total - 1
Practically Perfect[]
- Boyd Fowler - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
Beauty and the Beast[]
- None
First Blood[]
- None
Everything is Illumenated[]
- Dr. Dan Mendell - Neck snapped by Dexter Morgan after being shot in the stomach by Lumen Pierce off-screen.
- Lance Robinson - Strangled to death by Dexter Morgan with a plastic sheet.
- Total - 2
Circle Us[]
- None
Take It![]
- Cole Harmon - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
Teenage Wasteland[]
- None
In the Beginning[]
- Alex Tilden - Stabbed in the chest by Lumen Pierce with a knife on the orders of Dexter Morgan.
- Total - 1
Hop a Freighter[]
- Stanley "Stan" Liddy - Stabbed in the chest by Dexter Morgan with a knife in self-defense.
- Total - 1
The Big One[]
- Eugene Greer/Jordan Chase - Stabbed in the chest by Lumen Pierce with a knife on the orders of Dexter Morgan. Shared kill.
- Total - 1
Season 6[]
Those Kinds of Things[]
- 13 Unnamed Criminals - Killed by Dexter Morgan off-screen, blood slides shown.
- Ben - Heart stopped by Dexter Morgan with defibrillators.
- Roger - Heart stopped by Dexter Morgan with defibrillators.
- Joseph "Joe" Walker - Stabbed in the chest with a knife after being hit in the face by Dexter Morgan with a sledgehammer.
- Total - 16
Once Upon a Time...[]
- Julio Benes - Throat slashed by Dexter Morgan with a straight razor.
- Total - 1
Smokey and the Bandit[]
- Walter Kenney/The Tooth Fairy Killer - Smothered to death by Dexter Morgan with a pillow, made to look like a heart attack.
- Total - 1
A Horse of a Different Color[]
- None
The Angel of Death[]
- None
Just Let Go[]
- Nick - Drowned in the ocean by Dexter Morgan.
- Total - 1
Nebraska[]
- Norm - Stabbed through the chest by Dexter Morgan with a pitchfork in self-defense.
- Total - 1
Sin of Omission[]
- None
Get Gellar[]
- None
Ricochet Rabbit[]
- Steven "Steve" Dorsey - Stabbed in the chest by Dexter Morgan with a pitchfork in self-defense.
- Total - 1
Talk to the Hand[]
- Beth Dorsey - Pushed into a room filled with poison gas by Dexter Morgan, saving the police department.
- Total - 1
This is the Way the World Ends[]
- Alberto - Impaled through the stomach by Dexter Morgan with a harpoon in self-defense.
- Travis Marshall/The Doomsday Killer/Professor James Gellar - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 2
Season 7[]
Are You...?[]
- Viktor Baskov - Head bludgeoned by Dexter Morgan with a fire extinguisher.
- Total - 1
Sunshine and Frosty Swirl[]
- None
Buck the System[]
- None
Run[]
- Raymond "Ray" Speltzer - Hit in the head with a shovel and stabbed in the chest by Dexter Morgan with a stake.
- Total - 1
Swim Deep[]
- Christopher James - Killed by Dexter Morgan off-screen, body shown in a picture.
- Marvin Madden - Killed by Dexter Morgan off-screen, body shown in a picture.
- Phillip Barnes - Killed by Dexter Morgan off-screen, body shown in a picture.
- Total - 3
Do the Wrong Thing[]
- None
Chemistry[]
- None
Argentina[]
- Unnamed Hitman - Throat slit by Dexter Morgan with a knife in self-defense.
- Total - 1
Helter Skelter[]
- Oleg Mickic - Stabbed through the back by Dexter Morgan with a knife.
- Total - 1
The Dark... Whatever[]
- Clint McKay - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
Do You See What I See?[]
- None
Surprise, Motherfucker![]
- Hector Estrada - Stabbed in the chest by Dexter Morgan with a knife.
- Walter Munro - Killed by Dexter Morgan off-screen, mentioned.
- Total - 2
Season 8[]
A Beautiful Day[]
- Unknown Person - Killed by Dexter Morgan with a reciprocating saw off-camera.
- Andrew Briggs - Stabbed in the chest by Dexter Morgan with a knife in self-defense.
- Total - 2
Every Silver Lining...[]
- Unnamed Male Drug Dealer - Killed by Dexter Morgan off-screen, mentioned.
- Total - 1
What's Eating Dexter Morgan?[]
- Ron Galuzzo - Stabbed in the chest by Dexter Morgan with a knife off-screen.
- Total - 1
Scar Tissue[]
- None
This Little Piggy[]
- Albert J. "A.J." Yates - Impaled through the back by Dexter Morgan with a curtain pole in order to save Evelyn Vogel.
- Total - 1
A Little Reflection[]
- None
Dress Code[]
- None
Are We There Yet?[]
- None
Make Your Own Kind of Music[]
- None
Goodbye Miami[]
- None
Monkey in a Box[]
- None
Remember the Monsters?[]
- Daniel Vogel/Oliver Saxon/The Brain Surgeon - Stabbed in the neck by Dexter Morgan with a pen.
- Lieutenant Debra Charlotte "Deb" Morgan - Life support pulled by Dexter Morgan as a mercy killing after being shot in the stomach by Oliver Saxon. Shared kill.
- Total - 2
New Blood[]
Cold Snap[]
- Matthew Stern "Matt" Caldwell - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
Storm of Fuck[]
- None
Smoke Signals[]
- None
H is for Hero[]
- None
Runaway[]
- Jasper Hodge - Overdosed on opioids forced into his nose by Dexter Morgan.
- Total - 1
Too Many Tuna Sandwiches[]
- None
Skin of Her Teeth[]
- None
Unfair Game[]
- Elric Kane - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 1
The Family Business[]
- "Wiggles the Clown" - Stabbed in the chest by Dexter Morgan with a knife, shown in a flashback.
- Kurt Caldwell/The Runaway Killer - Stabbed in the chest by Dexter Morgan with a knife.
- Total - 2
Sins of the Father[]
- Sergeant Logan - Neck snapped by Dexter Morgan in self defense.
- Total - 1
Kill Count[]
- Total - 154 (So Far)
- Dexter: Original Sin - 6 (So Far)
- Between the Events of Original Sin and Dexter - 4
- Dexter - 144
- Season 1 - 12
- Season 2 - 47
- Season 3 - 11
- Season 4 - 13
- Season 5 - 14
- Season 6 - 24
- Season 7 - 10
- Season 8 - 7
- New Blood - 6
- Resurrection - TBA
Characters Killed by Dexter Morgan[]
- "Handsome" Tony Ferrer - Decapitated by Dexter Morgan with a machete off-camera, blood splatter and body shown.
- Anthony "Mad Dog" Moretti - Accidentally ran over by Evan with a truck while being chased by Dexter Morgan. Shared kill.
- Levi Reed - Stabbed in the chest by Dexter Morgan with a kitchen knife off-camera on the orders of Harry Morgan, blood splatter and body shown.
- Captain Aaron Spencer - Hacked in the throat by Dexter Morgan with a kukri.
- Robert Milson - Stabbed in the chest by Dexter Morgan with a knife, revealed in Dexter: Early Cuts.
- Peter Thornton - Neck sawed through by Dexter Morgan with a circular saw, seen in Dexter: Early Cuts.
- Coleman Lindquist - Decapitated by Dexter Morgan with a hacksaw, seen in Dexter: Early Cuts.
- Max Lindquist - Decapitated by Dexter Morgan with a hacksaw, seen in Dexter: Early Cuts.
- Michael "Mike" Donovan - Sedated and then neck slashed by Dexter Morgan with a surgical handsaw.
- Jamie Jaworski - Decapitated by Dexter Morgan with a meat cleaver.
- Matthew "Matt" Chambers - Stabbed in the chest by Dexter Morgan with a knife.
- Nurse Mary - Stabbed three times in the stomach by Dexter Morgan on the orders of Harry Morgan, shown in a flashback.
- Jorge Castillo - Killed by Dexter Morgan off-screen, body bag shown.
- Valerie Castillo - Carotid arteries sliced by Dexter Morgan off-screen, body shown.
- Alex Timmons - Stabbed in the chest by Dexter Morgan with a knife, seen in Dexter: Early Cuts.
- Gene Marshall - Throat slashed with a utility knife, head beaten with a flashlight, and crushed by Dexter Morgan with a car, seen in Dexter: Early Cuts.
- Cindy Landon - Cut in half by Dexter Morgan with a chainsaw, seen in Dexter: Early Cuts.
- Dr. Emmett Meridian - Neck slashed by Dexter Morgan with surgical hand saw.
- Brian Moser/The Ice Truck Killer/Dr. Rudy Cooper - Throat slit by Dexter Morgan with a scalpel, made to look like a suicide.
- Rick Jensen - Killed by Dexter Morgan off-screen, body shown.
- Alfonso "Little Chino" Concepcion - Stabbed through the chest by Dexter Morgan with a machete.
- Roger Hicks - Stabbed through the chest by Dexter Morgan with a machete.
- Dylan Maddock - Killed by Dexter Morgan off-screen, body shown.
- Joseph Cepeda - Killed by Dexter Morgan off-screen, body shown.
- Marcus White - Killed by Dexter Morgan off-screen, body shown.
- Oscar Sota - Killed by Dexter Morgan off-screen, body shown.
- Renzo Sandoval - Killed by Dexter Morgan off-screen, body shown.
- Robert Thatcher - Killed by Dexter Morgan off-screen, body shown.
- Ken Olson - Decapitated by Dexter Morgan with a meat cleaver for pretending to be him.
- Santos Jimenez - Decapitated by Dexter Morgan with a chainsaw.
- Anthony Rodrigo - Killed by Dexter Morgan off-screen, mentioned.
- Smith - Killed by Dexter Morgan off-screen, mentioned.
- Orozco - Killed by Dexter Morgan off-screen, mentioned.
- Jose Garza - Decapitated and dismembered by Dexter Morgan with a surgical hand saw.
- Juan Ryness - Throat slashed by Dexter Morgan off-screen, body shown in a flashback.
- Alan Elson - Killed by Dexter Morgan off-screen, mugshot and blood slide shown.
- Alan Matherson - Killed by Dexter Morgan off-screen, mugshot and blood slide shown.
- Andy Jorgen - Killed by Dexter Morgan off-screen, mugshot and blood slide shown.
- Berry Cooper - Killed by Dexter Morgan off-screen, shown on a slideshow.
- Buck Forester - Killed by Dexter Morgan off-screen, mugshot and blood slide shown.
- Carlos Gutierrez - Killed by Dexter Morgan off-screen, blood slide shown.
- Chad Carpenter - Killed by Dexter Morgan off-screen, shown on an erase board.
- Christopher James - Killed by Dexter Morgan off-screen, mugshot shown.
- George Hoss - Killed by Dexter Morgan off-screen, shown on a slideshow.
- Henry Vortman - Killed by Dexter Morgan off-screen, shown on a slideshow.
- Herbert Washington - Killed by Dexter Morgan off-screen, body shown.
- Jacob Wilson - Killed by Dexter Morgan off-screen, body shown.
- Jeff Linder - Killed by Dexter Morgan off-screen, shown on a blackboard.
- Jerry Voltic - Killed by Dexter Morgan off-screen, body shown.
- Kevin Mott - Killed by Dexter Morgan off-screen, shown in a slide show.
- Larry Costes - Killed by Dexter Morgan off-screen, blood slide shown.
- Larry Mueller - Killed by Dexter Morgan off-screen, shown in Maria LaGuerta's notes.
- Leandro Noriega - Killed by Dexter Morgan off-screen, shown in Maria LaGuerta's notes.
- Luke Wellens - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Marty Terison - Killed by Dexter Morgan off-screen, blood slide shown.
- Olman Estavez - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Peter Matherson - Killed by Dexter Morgan off-screen, blood slide shown.
- Rachel Rhodes - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Rick Cross - Killed by Dexter Morgan off-screen, blood slide shown.
- Sean Dibberman - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Shannon Reynolds - Killed by Dexter Morgan off-screen, shown on a blackboard.
- Thomas Hillstat - Killed by Dexter Morgan off-screen, mugshot shown.
- Fowls - Killed by Dexter Morgan off-screen, shown in a slideshow.
- Esteban Famosa - Beaten to death by Dexter Morgan off-screen in self-defense.
- Teo Famosa - Shot by Dexter Morgan in self-defense.
- Lila West - Stabbed in the chest by Dexter Morgan with a knife.
- Oscar Prado - Stabbed by Dexter Morgan with a bayonet in self-defense, believing him to be Freebo.
- Cal Rooney - Decapitated by Dexter Morgan with a meat cleaver, shown in flashback.
- Fred "Freebo" Bowman - Stabbed in the neck by Dexter Morgan with a bayonet.
- Nathan Marten - Strangled to death by Dexter Morgan with a garrote.
- Ethan Turner - Stabbed in the chest by Dexter Morgan with a knife.
- Clemson Galt - Stabbed in the chest by Dexter Morgan with a knife.
- Camilla Figg - Committed suicide by willingly eating key lime pie poisoned by Dexter Morgan with sodium pentothal as a mercy killing on her request due to no longer wanting to live with her lung cancer.
- William "Billy" Fleeter - Stabbed in the chest by Miguel Prado on the orders of Dexter Morgan.
- Miguel Luis Prado - Strangled to death by Dexter Morgan with a garrote and partially flayed to frame his death on George King.
- Jorge Orozco/George Washington King/The Skinner - Neck snapped by Dexter Morgan, made to look like a suicide.
- Benito "Benny" Gomez - Stabbed in the chest by Dexter Morgan with a knife.
- Officer Zoey Kruger - Stabbed in the chest by Dexter Morgan with a knife.
- Jonathan Farrow - Decapitated by Dexter Morgan with a cleaver, thinking that he committed the murders done by Timothy Brand.
- Stanley "Stan" Beaudry - Neck slashed by Dexter Morgan with a circular saw.
- Arthur Mitchell/The Trinity Killer - Head impaled by Dexter Morgan with a hammer's claw off-screen.
- Rankin - Hit over the head by Dexter Morgan with a folding anchor ten times.
- Adam Rowe - Killed by Dexter Morgan off-screen, shown on a computer.
- Alfred Norris - Killed by Dexter Morgan off-screen, shown on a computer.
- Marcetti - Killed by Dexter Morgan off-screen, shown on a computer.
- Matt Parker - Killed by Dexter Morgan off-screen, shown on a computer.
- Michael Rose - Killed by Dexter Morgan off-screen, shown on a computer.
- Boyd Fowler - Stabbed in the chest by Dexter Morgan with a knife.
- Dr. Dan Mendell - Neck snapped by Dexter Morgan after being shot in the stomach by Lumen Pierce off-screen. Shared kill.
- Lance Robinson - Strangled to death by Dexter Morgan with a plastic sheet.
- Cole Harmon - Stabbed in the chest by Dexter Morgan with a knife.
- Alex Tilden - Stabbed in the chest by Lumen Pierce with a knife on the orders of Dexter Morgan.
- Stanley "Stan" Liddy - Stabbed in the chest by Dexter Morgan with a knife in self-defense.
- Jordan Chase/Eugene Greer - Stabbed in the chest by Lumen Pierce with a knife on the orders of Dexter Morgan.
- Ben - Heart stopped by Dexter Morgan with defibrillators.
- Roger - Heart stopped by Dexter Morgan with defibrillators.
- Joseph "Joe" Walker - Stabbed in the chest with a knife after being hit in the face by Dexter Morgan with a sledgehammer.
- Julio Benes - Throat slashed by Dexter Morgan with a straight razor.
- Walter Kenney/The Tooth Fairy Killer - Smothered to death by Dexter Morgan with a pillow, made to look like a heart attack.
- Nick - Drowned in the ocean by Dexter Morgan.
- Norm - Stabbed in the chest by Dexter Morgan with a pitchfork in self-defense.
- Steven "Steve" Dorsey - Stabbed in the chest by Dexter Morgan with a pitchfork in self-defense.
- Beth Dorsey - Pushed into a room filled with poison gas by Dexter Morgan, saving the police department.
- Alberto - Impaled through the stomach by Dexter Morgan with a harpoon in self-defense.
- Travis Marshall/The Doomsday Killer/Professor James Gellar - Stabbed in the chest by Dexter Morgan with a knife.
- Viktor Baskov - Head bludgeoned by Dexter Morgan with a fire extinguisher.
- Raymond "Ray" Speltzer - Hit in the head with a shovel and stabbed in the chest by Dexter Morgan with a stake.
- Christopher James - Killed by Dexter Morgan off-screen, body shown in a picture.
- Marvin Madden - Killed by Dexter Morgan off-screen, body shown in a picture.
- Phillip Barnes - Killed by Dexter Morgan off-screen, body shown in a picture.
- Oleg Mickic - Stabbed in the back by Dexter Morgan with a knife.
- Clint McKay - Stabbed in the chest by Dexter Morgan with a knife.
- Hector Estrada - Stabbed in the chest by Dexter Morgan with a knife.
- Walter Munro - Killed by Dexter Morgan off-screen, mentioned.
- Andrew Briggs - Stabbed in the chest by Dexter Morgan with a knife in self-defense.
- Ron Galuzzo - Stabbed in the chest by Dexter Morgan with a knife off-screen.
- Albert J. "A.J." Yates - Impaled through the back by Dexter Morgan with a curtain pole in order to save Evelyn Vogel.
- Daniel Vogel/Oliver Saxon/The Brain Surgeon - Stabbed in the neck by Dexter Morgan with a pen.
- Lieutenant Debra Charlotte "Deb" Morgan - Life support pulled by Dexter Morgan as a mercy killing after being shot in the stomach by Oliver Saxon. Shared kill.
- Matthew Stern "Matt" Caldwell - Stabbed in the chest by Dexter Morgan with a knife.
- Jasper Hodge - Overdosed on opioids forced into his nose by Dexter Morgan.
- Elric Kane - Stabbed in the chest by Dexter Morgan with a knife.
- "Wiggles the Clown" - Stabbed in the chest by Dexter Morgan with a knife, shown in a flashback.
- Kurt Caldwell/The Runaway Killer - Stabbed in the chest by Dexter Morgan with a knife.
- Sergeant Logan - Neck snapped by Dexter Morgan in self defense.
Deaths[]
Supposed Deaths[]
- Shot in the chest by Harrison Morgan with a hunting rifle. Revealed to have survived in the sequel series Dexter: Resurrection. (Dexter: Season 9 - Sins of the Father)
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