Watch Gone Girls: The Long Island Serial Killer (2025) Series Online Free

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1. Part One

Long Island, 2010. The search for a missing woman leads to the discovery of multiple unidentified bodies, all connected by a disturbing common thread.

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E2 57 min

2. Part Two

With a potential serial killer at large, the search for Shannan resumes — but the investigation stalls as a corruption scandal plagues local police.

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E3 53 min

3. Part Three

A pivotal tip that was overlooked for years leads to an arrest at last. Dark details emerge, linking the killer to more homicides spanning two decades.

Gone Girls: The Long Island Serial Killer poster

Gone Girls: The Long Island Serial Killer (2025)

7.3 (45) 1 Season 2025-03-31 US

This tense true-crime series examines the hunt for the Long Island serial killer through the perspective of his victims, their loved ones and the police.

Genres: Documentary, Crime

Stars: Jaclyn Gallucci