Episodes
- 1
1. The I-40 Killer
12 Apr 2021 · 43 min
A killer is murdering and mutilating young women along the Route 40 corridor in Delaware. But when investigators set up an undercover operation, the hunter soon becomes the hunted.
- 2
2. The I-95 Killer
13 Apr 2021 · 43 min
After multiple men are discovered brutally murdered, investigators determine that each victim was last seen with a handsome stranger they met in a bar. Police ask the public for help in tracking down a dangerous drifter before he kills again.
- 3
3. The Charmer
14 Apr 2021 · 43 min
A series of women in the Seattle area are found brutally murdered, their bodies posed. Police realize they may have a killer stalking the area nightclub scene, one who is able to charm his victims into submission
- 4
4. The Englewood Killer
15 Apr 2021 · 43 min
Chicago police are investigating the murders of several women, whose bodies are discovered in abandoned buildings barefoot. Evidence indicates there is one offender, now police need to locate him.
- 5
5. Classified to Kill
16 Apr 2021 · 43 min
Chicago detectives believe a serial killer is using the classified ads to lure and murder his victims. The investigation is set ablaze when flames obliterate evidence, until police make a shocking discovery.
- 6
6. The Interstate Killer
17 Oct 2021 · 43 min
A killer crisscrosses the Midwest leaving a string of victims along the interstate. When investigators are hot on the highway killer’s trail, the murderer suddenly changes his mark.
- 7
7. The Grim Sleeper
25 Oct 2021 · 43 min
A cold-blooded killer conceals his victims' bodies with trash, discarding them like garbage in the back alleyways of Los Angeles.
- 8
8. The Tourniquet Killer
31 Oct 2021 · 43 min
A Houston killer taunts the media and authorities as he uses homemade ligatures to murder his victims.
- 9
9. Deaths in the Desert
31 Oct 2021 · 43 min
El Paso investigators race to track down a ruthless killer that is burying his victims in shallow desert graves, dead or alive.
- 10
10. Summer of Fear
7 Nov 2021 · 43 min
Chaos descends on Phoenix as two serial killers compete for the media's attention and the bodies pile up faster than the police can investigate.
- 11
11. The Monster
2 Apr 2022
Investigators in East Baton Rouge, Louisiana, hunt for a serial murderer who carefully carves up and cuts the bodies of his victims after death.
- 12
12. The Bayou Strangler
9 Apr 2022
When multiple victims' bodies are dumped around Louisiana's bayou area, a task force is formed to catch a killer who police believe may have strangled over 20 men.
- 13
13. The Skull Crusher
16 Apr 2022
Police in Hartford, Connecticut investigate a string of ruthless killings in the Asylum Hill area committed by a killer with a devastating mark that leaves his victims nearly unrecognizable.
- 14
14. The D.C. Sniper
23 Apr 2022
A serial sniper terrorizes the entire D.C. metro area by discreetly targeting random victims out in public and in plain sight.
Mark of a Killer Season 3: quick answers
How many episodes are in Mark of a Killer Season 3?
Season 3 of Mark of a Killer has 14 episodes, about 7 hours in total.
When did Mark of a Killer Season 3 come out?
Season 3 premiered on 12 Apr 2021.