Killer Stories with Harvey Guillén

Out in nature, alone with only the trees for company, Gary Michael Hilton found a peace that always eluded him in day-to-day life. Numerous run-ins with landlords, spouses, and law enforcement complic...

Philadelphia’s first Earth Day celebration made him a minor celebrity. When he met 25-year-old Holly Maddux, he knew he had to be with her. They lived together for a few years before Holly started to ...

If you were in Philadelphia during the 1960s and interested in the counterculture movement, you probably saw Ira Einhorn storm the stage at the city’s very first Earth Day. While peace and love were t...

By early July 1988, he had already tortured, mutilated, and killed two women. Police were stumped until they sent in one of their own undercover. And while his wife and children slept, 30-year-old Ste...

With fear of confrontation and anxiety about disappointing loved ones, Steven Brian Pennell pent up his rage. He'd often drive along Highway 40 in Delaware to clear his head. After killing his first h...

While she was a pediatric nurse at Bexar County Hospital, Genene Jones' colleagues were alarmed by how many babies were dying during her shift. When evidence was presented to the hospital's medical di...

She had experienced her share of tragedy, losing her father and a brother to cancer. That's why Genene Jones went into nursing. She wanted to make a difference. And while she was very devoted to her j...

His family says that a traumatic brain injury when he was 13 changed Peter Kudzinowski's behavior. But alcohol always made him aggressive. When he was 25 years old, he was found intoxicated on the str...

Imagine knowing who a serial killer is for years but not having enough evidence to prove it. This is what happened to police in Sydney, Australia. During the 1980s, Leonard Warwick was angry when he l...

With Mir Aimal Kansi safely back in Pakistan, the FBI had to try to find him and bring him home. After a raid on Kansi's family home yielded nothing, authorities realized they were in over their heads...