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Mark of a Killer
Mark of a Killer

Season 3

April 12, 2021

14 Episodes

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Episodes

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E1

The I-40 Killer

April 12, 2021

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.

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E2

The I-95 Killer

April 13, 2021

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.

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E3

The Charmer

April 14, 2021

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

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E4

The Englewood Killer

April 15, 2021

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.

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E5

Classified to Kill

April 16, 2021

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.

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E6

The Interstate Killer

October 17, 2021

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.

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E7

The Grim Sleeper

October 25, 2021

A cold-blooded killer conceals his victims' bodies with trash, discarding them like garbage in the back alleyways of Los Angeles.

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E8

The Tourniquet Killer

October 31, 2021

A Houston killer taunts the media and authorities as he uses homemade ligatures to murder his victims.

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E9

Deaths in the Desert

October 31, 2021

El Paso investigators race to track down a ruthless killer that is burying his victims in shallow desert graves, dead or alive.

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E10

Summer of Fear

November 7, 2021

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.

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E11

The Monster

April 2, 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.

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E12

The Bayou Strangler

April 9, 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.

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E13

The Skull Crusher

April 16, 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.

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E14

The D.C. Sniper

April 23, 2022

A serial sniper terrorizes the entire D.C. metro area by discreetly targeting random victims out in public and in plain sight.