In June 1972, fifteen-year-old Deborah Januszko became the fourth young woman murdered in her Queens bedroom by an intruder who slipped through an unlocked window and vanished without a trace. Detectives soon connected her death to three earlier unsolved stabbings, revealing a chilling pattern that had terrorized Richmond Hill, Woodhaven, and Jamaica for nearly two years. The arrest of Joseph Baldi exposed not only a forgotten serial killer but also the devastating consequences of a broken mental-health system.

During the evening shifts in the Bexar County Hospital's pediatric ICU in 1981–1982, licensed vocational nurse Genene Jones turned<|eos|>

In this chilling episode we uncover the horrifying crimes of Darya Saltykova, the eighteenth-century Russian noblewoman known as the Saltychikha, who systematically tortured and murdered dozens of her own serfs over a seven-year reign of terror on her estate south of Moscow.

On August 9, 1987, Philadelphia police forced open an apartment at 1631 North Nineteenth Street and discovered seven strangled African American women hidden inside what would become known as the “House of Death.” The tenant, Harrison Graham—locally famous for his Cookie Monster impressions—had vanished that morning, leaving behind a trail of bodies that spanned a year of undetected killings.

In the late 18th century, Scottish planter Lewis Hutchinson turned his fortified estate, Edinburgh Castle, into a killing ground, dropping dozens of victims into a deep Jamaican sinkhole now known as Hutchinson's Hole. This episode explores how a man educated in medicine became one of the Caribbean's most prolific and least-known serial killers.

In April 1989, investigators discovered a horrifying scene at Rancho Santa Elena near Matamoros, Mexico: a ritual cauldron filled with human remains and the mutilated bodies of fifteen victims. At the center of this nightmare was Adolfo Constanzo, a Cuban-American cult leader whose supernatural “insurance” racket had protected major drug shipments across the U.S.-Mexico border—until the abduction of American student Mark Kilroy brought everything crashing down.

In the summer of 1924, hundreds of human bones surfaced from Hanover’s Leine River, exposing one of Weimar Germany’s most shocking serial murder cases. Fritz Haarmann, a petty criminal and police informant, was ultimately revealed as the killer of at least 22 young men whose dismembered remains had been dumped in the water. This episode traces the discovery of the bones, the city’s growing panic, and the disturbing double life of the man known as the Butcher of Hanover.

In the early hours of May 1, 2010, Shannan Gilbert vanished after a frantic 911 call from Oak Beach, Long Island. Months later, police discovered a cluster of bodies along Ocean Parkway that would become known as the Gilgo Four, all escorts who had advertised on Craigslist. Over the next decade the search would expand, uncovering at least ten victims and leading investigators to a suspect whose own home sat just miles from the burial sites.

In this chilling episode of Forgotten Serial Killers, we examine the double life of Dennis Nilsen, a quiet Scottish-born civil servant who murdered at least twelve young men in North London between 1978 and 1983 while maintaining an unremarkable routine as a job-centre clerk and trade-union steward.

In this haunting episode of Forgotten Serial Killers, we examine the life of Cary Anthony Stayner—the overlooked older brother of Steven Stayner, whose abduction made national headlines in 1972. While America celebrated Steven’s miraculous return, Cary grew up in the long shadow of that tragedy, eventually becoming the Yosemite serial killer who murdered four women in 1999.