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Documentary3 Seasons
TV14
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Watch Mark of a Serial Killer Season 1

Taking a deep dive into serial killers' depraved psyches to reveal their darkest secrets.
  • Posed to Kill
    Episode 143 mins
    A serial killer terrorizes the University of Florida, killing five students in under four days.
  • The Last Call Killer
    Episode 242 mins
    In New Jersey four bodies are found dismembered, bagged and thrown in roadside garbage cans.
  • An Eye for Murder
    Episode 343 mins
    Dallas police discover three women murdered with their eyes surgically removed.
  • Pattern of Murder
    Episode 443 mins
    A killer hijacks the highways of Sacramento as several women are found strangled.
  • Mementos of Murder
    Episode 543 mins
    When the Hillside Stranglers are caught, police realize there is another serial killer loose.
  • An Appetite for Murder
    Episode 643 mins
    A killer rides the rails and leaves a literal trail of bread crumbs after eating at victims' tables.

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