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TV Show · Season 1, Episode 1
Mark of a Killer
★ 7/10 · 4 votes 2019 43 min/ep Returning Series
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.