Mark of a Killer

DocumentaryCrime

All serial killers commit murder to satisfy their grand fantasies, but the murderers featured in this true-crime docuseries take it one step further, committing heinous acts that allow them to extend their fantasies and relive the excitement of their crimes again and again.

Jan 20, 20194 seasons34 episodesReturning SeriesEN

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Seasons

Season 1

6 episodes

Premiered Jan 20, 2019

Season 2

10 episodes

Premiered Apr 9, 2020

Season 3

14 episodes

Premiered Apr 12, 2021

Season 4

4 episodes

Premiered Apr 2, 2022

Episodes

1–6 of 6

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Ep 1

Posed to Kill

Jan 20, 2019

43m

In 1990, a serial killer terrorizes the University of Florida’s campus, killing 5 students in under 4 days. “The Gainesville Ripper” leaves behind a bizarre crime scene where all the victims have been stabbed but the females have been posed like dolls.

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Ep 2

The Last Call Killer

Jan 27, 2019

43m

In New Jersey four bodies are found dismembered, bagged, and thrown in roadside garbage cans. The “Last Call Killer" hunted his victims openly in piano bars but no one suspected he could be hiding in plain sight, working as a local nurse.

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Ep 3

An Eye For Murder

Feb 3, 2019

43m

Dallas police discover three women murdered with their eyes surgically removed; police believe they have a deranged doctor on the loose until two rookie cops find themselves on the trail of a man with a talent for taxidermy and a hatred for women.

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Ep 4

Pattern of Murder

Feb 17, 2019

43m

A killer hijacks the highways of Sacramento as several women are found strangled with their clothing cut into precise but odd patterns; a survivor leads police to a sports car driving deviant posing as a good samaritan to poach potential victims.

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Ep 5

Momentos of Murder

Feb 24, 2019

43m

When the Hillside Stranglers are caught police realize they still have another serial killer running rampant in Los Angeles; he tortures and toys with his model victims while keeping pieces of their jewelry as he snaps their last photo ever.

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Ep 6

An Appetite for Murder

Mar 3, 2019

43m

Texas authorities have a killer riding the rails and leaving a literal trail of bread crumbs after eating at victims' tables; when more murders are linked, the FBI names a Most Wanted suspect and a national manhunt for The Railroad Killer ensues.