Netflix continues to ship stunning true-crime documentaries inside the blink of a watch, and, more often than not, they depart followers shocked to their core. One of many streaming platform’s newest additions to the style is the chart-topping true-crime documentary Gone Ladies: The Lengthy Island Serial Killer, which explores the agonizing seek for quite a few lacking ladies and the Gilgo Seashore serial killer.
Whereas the Netflix documentary nearly leaves out no element relating to the devastating murders, it skips a chilling incident. The disappearance of Shannan Gilbert, a 23-year-old escort on Craigslist, is on the middle of the true story, because the preliminary, failed makes an attempt to search out her led to the invention of a number of homicide victims alongside Gilgo Seashore on Lengthy Island. Shannan’s mom, Mari Gilbert, was a driving pressure behind the investigation and its continuation, and her efforts have been referenced a number of occasions all through the sequence. Till she instantly wasn’t there anymore. Why? Identical to her daughter, she was brutally murdered, however Gone Ladies: The Lengthy Island Serial Killer disregarded this tragic flip of occasions. So, with out additional ado, let’s check out a mom’s utter dedication and the horrifying demise of Mari Gilbert.

Gone Ladies: The Lengthy Island Serial Killer
- Launch Date
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March 31, 2025
- Community
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Netflix
- Administrators
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Liz Garbus
Mari Gilbert’s Relentless Battle for Justice
Upon the disappearance of Shannan and the invention of the Gilgo Seashore homicide victims, Mari Gilbert made it her sole objective to search out her daughter and combat for justice for all the opposite ladies. For the reason that majority of ladies had labored as escorts and disappeared throughout appointments or had beforehand had incidents with a violent man, the police didn’t take the crimes as significantly as they need to have. Mari Gilbert didn’t draw back from calling out the police for his or her preliminary lack of effort, questionable approaches, and inner corruption, which performed a major position find the serial killer behind these crimes. All through the stunning true-crime documentary, Mari’s sheer will turned the spine of all these affected, as she repeatedly introduced consideration to each single lacking or murdered lady.
When Shannan’s physique was lastly discovered 19 months after her disappearance and amid the rising Gilgo Seashore homicide scandal, investigators got here to an upsetting conclusion. Examiners dominated that Shannan wasn’t murdered however that her demise was inconclusive, although the circumstances of her demise shared similarities with the Gilgo Seashore murders, as a result of, versus the Night time Stalker serial killer, the Lengthy Island killer adopted a sample.
Mari by no means gave up, so when she instantly didn’t seem in any of the remaining footage within the Netflix documentary, many viewers began to surprise what had occurred to her. Specifically, when the Lengthy Island Ripper was lastly recognized as Rex Heuermann in July 2023 and charged with the homicide of seven folks thus far, the will to see Mari’s response was simple. It by no means got here although, and, ultimately, the documentary briefly talked about that Mari had handed away.

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Mari Gilbert’s Surprising Loss of life
There isn’t a doubt that Mari Gilbert skilled an unimaginable tragedy with the disappearance, demise, and potential homicide of one among her daughters, Shannan. Nevertheless, the mom wasn’t granted an opportunity to maneuver on, as a result of she fell sufferer to an analogous incident. On July 23, 2016, Mari was murdered in an unfathomably brutal approach. The mom of 4 daughters, Shannan, Stevie, Sherre, and Sarra, was killed by one among her kids.
Sarra Elisabeth Gilbert had difficulties navigating extreme psychological sicknesses and was identified with schizophrenia. Upon being hospitalized quite a few occasions and listening to voices within the days main as much as Mari’s demise, Sarra known as her mom over and stabbed her to demise. Sarra stabbed Mari a distressing 227 occasions and moreover brutally beat her with a fireplace extinguisher. The devastating crime led to Sarra’s arrest, and he or she was later charged with second-degree homicide. Mari’s daughter was sentenced to 25 years in jail, which she is at the moment serving at Bedford Hills Correctional Facility for Girls.

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Mari Gilbert by no means received the possibility to see the prosecution of her daughter’s potential assassin, and he or she by no means received the possibility to combat additional for her daughter’s justice. Mari died seven years earlier than Rex Heuermann was arrested, and there’s no doubt that had she been alive, she definitely would have gathered all her power to have the Craigslist Killer in chains a lot sooner.
Contemplating how huge a job Mari Gilbert performed in discovering Heuermann’s crimes and combating for the ladies who have been killed and people who would have change into targets, it’s complicated why the true crime sequence didn’t even point out the tragic destiny she suffered. Nevertheless, a 2020 thriller drama film on Netflix, known as Misplaced Ladies, and a doc-series on Prime Video from 2018, Twisted Sisters, discover the small print surrounding Shannan’s tragic disappearance and demise and Mari’s stunning homicide.
Gone Ladies: The Lengthy Island Serial Killer is obtainable to stream on Netflix.