Gilgo Beach Murders - Production & Contact Info

Cast	+ Add Cast
34 cast members

Name	Known for
Antoine Amira Self - Host, L'Interview (archive footage) Self - Host, L'Interview (archive footage) See fewer	The Gilgo Beach Killer: House of Secrets (2025)
Melissa Barthelemy Self - Murder Victim (archive footage) Self - Murder Victim (archive footage) See fewer
Julia Bean Self - Missing Woman (archive footage) Self - Missing Woman (archive footage) See fewer
Maureen Brainard-Barnes Self - Murder Victim (archive footage) Self - Murder Victim (archive footage) See fewer
William Brosnan Self - Detective, Nassau County PD (Ret.) Self - Detective, Nassau County PD (Ret.) See fewer	America's Most Wanted: America Fights Back (1988)
James Burke Self - Former Suffolk County Police Chief (archive footage) Self - Former Suffolk County Police Chief (archive footage) See fewer	Gilgo Beach: Unsolved (2020)
Melissa Cann Self - Sister of Maureen Brainard Barnes (archive footage) Self - Sister of Maureen Brainard Barnes (archive footage) See fewer	The Killing Season (2016)
Andrea Cipriano Self - True Crime Investigator and Websleuth Self - True Crime Investigator and Websleuth See fewer	Crime Nation (2024)
Amber Costello Self - Murder Victim (archive footage) Self - Murder Victim (archive footage) See fewer
Michelle Cutner Self - Supporter of the Shannan Gilbert Search (archive footage) Self - Supporter of the Shannan Gilbert Search (archive footage) See fewer
Richard Dormer Self - Former Suffolk County Police Commissioner (archive footage) Self - Former Suffolk County Police Commissioner (archive footage) See fewer	The Killing Season (2016)
Asa Ellerup Self - Rex Heuermann's Ex-Wife (archive footage) Self - Rex Heuermann's Ex-Wife (archive footage) See fewer	The Gilgo Beach Killer: House of Secrets (2025)
Joseph Giacalone Self - Former NYPD Cold Case Investigator Self - Former NYPD Cold Case Investigator See fewer	Law and Crime Network (2017)
Mari Gilbert Self - Shannan Gilbert's Mother (archive footage) Self - Shannan Gilbert's Mother (archive footage) See fewer	Crime Watch Daily (2015)
Shannan Gilbert Self - Murder Victim (archive footage) Self - Murder Victim (archive footage) See fewer
Rodney Harrison Self - Suffolk County Police Commissioner (archive footage) Self - Suffolk County Police Commissioner (archive footage) See fewer	HUNT: The Gilgo Beach Killer (2023)
Geraldine Hart Self - Former Suffolk County Police Commissioner (archive footage) Self - Former Suffolk County Police Commissioner (archive footage) See fewer	Inside (2007)
Rex Heuermann Self - Serial Killer (archive footage) Self - Serial Killer (archive footage) See fewer	L'Interview by Antoine (2021)
Laura Ingle Self - Investigative Journalist, News Nation Self - Investigative Journalist, News Nation See fewer	Crime Nation (2024)
Joni E. Johnston Self - Forensic Psychologist Self - Forensic Psychologist See fewer	Crime Redefined Podcast (2018)
Casey Jordan Self - Criminologist Self - Criminologist See fewer	The Leftovers (2014)
Vess Mitev Self - Attorney for Rex Heuermann's Children (archive footage) Self - Attorney for Rex Heuermann's Children (archive footage) See fewer
Mary Murphy Self - Investigative Reporter, Pix11 News Self - Investigative Reporter, Pix11 News See fewer	Unsolved Mysteries (2020)
Kimberly Overstreet Self - Sister of Amber Costello (archive footage) Self - Sister of Amber Costello (archive footage) See fewer	Gone Girls: The Long Island Serial Killer (2025)
Allie Pertel Self - Sister of Megan Waterman (archive footage) Self - Sister of Megan Waterman (archive footage) See fewer
John Ray Self - Attorney for Shannan Gilbert's Family Self - Attorney for Shannan Gilbert's Family See fewer	The Gilgo Beach Killer: House of Secrets (2025)
Gus Garcia Roberts Self - Author, Jimmy The King Self - Author, Jimmy The King See fewer	The Juice Man and the Jockey Club
Bonnie Sasse Self - Amber Costello's Aunt (archive footage) Self - Amber Costello's Aunt (archive footage) See fewer	HUNT: The Gilgo Beach Killer (2023)
Mary Shell Self - Former Architectural Assistant Self - Former Architectural Assistant See fewer	Crime Nation (2024)
Mark Szpilla Self - Father of Melissa Barthelemy (archive footage) Self - Father of Melissa Barthelemy (archive footage) See fewer
Raymond Tierney Self - Suffolk County District Attorney (archive footage) Self - Suffolk County District Attorney (archive footage) See fewer	Greta Van Susteren the Record (2022)
Bob Trotta Self - Suffolk Country District 13 Legislator Self - Suffolk Country District 13 Legislator See fewer	Gone Girls: The Long Island Serial Killer (2025)
Greg Waterman Self - Megan Waterman's Brother Self - Megan Waterman's Brother See fewer	Crime Nation (2024)
Megan Waterman Self - Murder Victim (archive footage) Self - Murder Victim (archive footage) See fewer