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Most Evil Serial Killers You’ve Never Heard Of | True Crime Documentary
Some of history’s most terrifying serial killers never became household names. Their crimes were no less disturbing — their stories simply faded from the spotlight.
This long-form true crime documentary explores multiple serial killer cases from different places and periods, uncovering the lives, crimes, investigations, and disturbing psychology behind killers many people have never heard of.
Across these cases, we examine how each killer operated, the circumstances surrounding their crimes, the victims and communities affected, and the evidence that eventually allowed investigators to piece…
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