LISK: Long Island Serial Killer

By Mopac Audio

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Subscribers: 75
Reviews: 2

 Jun 25, 2020

 Jun 15, 2020


The LISK (Long Island Serial Killer) investigation began in May 2010 with the disappearance of sex worker Shannan Gilbert. In the following months, Suffolk County Police uncovered human remains from nine more murders, including those of the "Gilgo 4", all sex workers whose bodies were disposed of similarly. Inspired by the New York Times best-selling book "Lost Girls: An Unsolved American Mystery", follow the series as it’s told through previously unheard interviews with family members, friends, police officers, government officials and others whose lives were touched by the gruesome murders. LISK: Long Island Serial Killer premieres on March 11th. Hosted by Chris Mass.

Episode Date
Season 2 Preview

Preview of Season 2 interviews along with other updates from "LISK: Long Island Serial Killer". Between researching new leads and breaks in the LISK Case along with conducting interviews, the Mopac Audio production team shares conversation snippets that will ultimately go into the next season. Thank you for your support and for keeping attention on this unsolved string of murders.

Jun 17, 2020
Valerie Mack (aka Jane Doe #6) Identified

Valerie Mack was named as the true identity of the LISK victim previously known as Jane Doe #6. Suffolk County police, in conjunction with the FBI, announced that through the use of DNA and genetic genealogy, they had determined Mack's identity. Join Senior Producer, Shannon McGarvey, as she lays out what is known about Valerie Mack's life and her place amongst the larger group of LISK victims.

Jun 03, 2020
Jane Doe #6 Identified. Josh Zeman and Rachel Mills from A&E's "Killing Season" Speak.

Suffolk County Police announced on May 22nd that they had identified the remains of Jane Doe #6 through DNA. Josh Zeman and Rachel Mills, the producing team behind "The Killing Season", speak with host, Chris Mass, about the potential of DNA technology, their work investigating LISK, theories on who LISK is and a number of other gripping topics. For more information on "LISK: Long Island Serial Killer", visit

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May 27, 2020
John Ray Pt. 2

Attorney John Ray and host, Chris Mass, continue their conversation. Ray has been the attorney for Shannan Gilbert's family and shares a trove of legal and investigative information. From the LISK investigation to persons-of-interest and possible Suffolk County Police corruption, Chris and John Ray discuss a number of relevant topics in the second of two bonus episodes.

May 09, 2020
John Ray Pt. 1

On the 10 year anniversary of Shannan Gilbert's disappearance, attorney John Ray speaks with host, Chris Mass. Ray was the Gilbert Family attorney for years and shares a trove of both legal and investigative information. Starting with Shannan's disappearance up through the ongoing legal battle over the release of Shannan's panicked 911 call, Chris and John Ray discuss a number of relevant topics in the first of two episodes. Hosted by Chris Mass

May 06, 2020
LISK Q&A (Bonus Episode)

Host, Chris Mass, answers listener questions along with LISK Podcast senior producer, Shannon McGarvey. Topics range from the connections between LISK victims disappearances to possible LISK conspiracy theories.

Watch for new bonus episodes and other content soon. Please rate and review LISK Podcast.

Apr 22, 2020
Maureen's Sister Speaks Out (Bonus Episode)

Maureen Brainard-Barnes' sister, Missy Cann, spoke with Chris about the timeline of Maureen's disappearance, the involvement of Suffolk County Police Department, how the families helped change the perception of missing sex workers, her own grief and a number of other topics.

Apr 18, 2020
911 Tapes Released

The 911 call Shannan Gilbert placed on the night she disappeared was finally released to Gilbert Family attorney, John Ray, on May 14, 2020. Host, Chris Mass, spoke to the attorney the same day. John Ray details how the actual recording contradicts many assertions made by Suffolk County Police.

Apr 18, 2020
Minisode #5

LISK-related theories and personal recollections from the author of "Lost Girls, Robert Kolker. Robert shares his thoughts on how LISK dumped the "Gilgo 4" bodies where they were eventually discovered. Robert also talks about getting to know some of the victims family members, including a notable lunch they had together in Manhattan.

Apr 15, 2020
Minisode #4

Amber Costello's housemate, Dave Schaller, talks about some of the grim advice he gave Amber and her sister, Kim, about getting into escort work. He also speaks about not doing more to stop Amber on the last night she was seen alive.

Apr 15, 2020
Minisode #3

BONUS: Jaclyn Gallucci was one of the first reporters to write about the missing sex workers on Long Island and look into who they were as individuals. Jaclyn talks about why it was important to call attention to the victims, not just as nameless sex workers, but as women with lives, families and dreams. Jaclyn also talks about her own process in uncovering the facts of the case.

Apr 15, 2020
Minisode #2

Dottie Laster, a counselor on human trafficking, shares a deeply troubling tale of coercion. Dottie also recalls speaking with Melissa Barthelemy's family and confirming that she had been forced into prostitution.

For more information about stopping Human Trafficking:

Apr 15, 2020
Minisode #1

Excerpts from an interview with Former Chief of Detectives Dominic Varrone where he talks about his work on the Katie Beers abduction case, his methodology as well as what he hopes will come of the LISK case.

Apr 15, 2020
BONUS: Speaking with Robert Kolker, Author of "Lost Girls"

Robert Kolker speaks with Chris about a host of topics surrounding the LISK case. From Robert's opinions on how Shannan disappeared to the current status of the investigation and a host of other insights, he offers unique perspective as someone who wrote a best-selling book that was eventually made into the Netflix movie "Lost Girls". Hosted by Chris Mass.

Apr 14, 2020
E6: Chief of Deception - Season Finale

Nearly a year and a half after Shannan Gilbert disappeared from Oak Beach, and with the body count climbing to 10, the search teams suddenly shifted back to the gated community, and a startling series of discoveries was made. More than ever, the victims families and the public wanted answers and a killer found. A dubious shift in Suffolk County politics though hindered the investigation. And a newly installed Suffolk County Chief of Police threw the hunt for a killer into even further disarray. Inspired by the bestselling book "Lost Girls: An Unsolved American Mystery" from Robert Kolker. Hosted by Chris Mass.

Apr 07, 2020
E5: Amber

When 27-year-old sex worker Amber Lynn Costello took a rare top-dollar outcall from her home in Babylon, Long Island, she was never seen alive again. Just over three months later, her body was among the four victims found along Gilgo Beach. This episodes follows the life of Amber Costello, from her childhood in North Carolina to her harrowing exploits in sex work, which eventually led to her death. Hosted by Chris Mass.

Apr 01, 2020
E4: Maureen and Megan

When Maureen Brainard-Barnes and Megan Waterman's bodies were found on Gilgo Beach, it seemed that friends and family were the only ones who'd been looking for them. Authorities showed little concern for these missing women, presumably because they were sex workers. Only as part of the Gilgo Four did their names gain any real recognition. Why did it take their murders to make people take notice? This episode looks at the stories of two unique women who met similarly untimely fates. Based on the best-selling book "Lost Girls: An Unsolved American Mystery" by Robert Kolker. Hosted by Chris Mass.

Mar 25, 2020
E3: Melissa

Melissa Barthelemy was the first of the "Gilgo Four" bodies found along the remote shores of Long Island. The discoveries unleashed a media firestorm and brought to light the Long Island Serial Killer case. Before the sensationalism, Melissa was a young woman with a family and friends who loved her. This episode tells the story about Melissa and the series of seemingly arbitrary events that eventually led to her murder. Inspired by the New York Times best-selling book and Netflix movie, "Lost Girls: An Unsolved American Mystery". Hosted by Chris Mass.

Mar 18, 2020
E2: Shannan - Part 2

Police uncover the bodies of the "Gilgo Four" while searching for Shannan Gilbert. But who was this woman whose disappearance blew the lid off one of the most baffling and active serial killer cases of our time? Episode two explores Shannan's backstory — her upbringing, her aspirations, and the unlikely way she found herself in the New York City underworld of escort work. Inspired by the New York Times best-selling book and Netflix movie, "Lost Girls". Hosted by Chris Mass.

Mar 11, 2020
E1: Shannan - Part 1

24-year-old escort Shannan Gilbert disappeared in May, 2010, from the affluent Long Island community of Oak Beach without a trace. Months later, while police were conducting a routine training exercise in the neighboring Gilgo Beach area, officials discovered the skeletal remains of a woman — and then three more. Inspired by the New York Times best-selling book and Netflix movie, "Lost Girls". Hosted by Chris Mass.

Mar 11, 2020
Coming Soon: LISK - Long Island Serial Killer

The LISK (Long Island Serial Killer) investigation as told through rare interviews with friends, family, members, police officers and other people affected by the murders. Starting with the disappearance of Shannan Gilbert, Suffolk County Police eventually found the remains from nine more bodies, including those of four murdered sex workers who came to be known as the Gilgo 4. Inspired by the New York Times best-selling book Lost Girls, this 6-part series tells a story rife with murder, prostitution, corruption and dysfunction. Hosted by Chris Mass. LISK: Long Island Serial Killer premieres on March 11th.

Feb 14, 2020