Episode list

The Trailside Killer, also known as David Carpenter, is a serial killer particularly famous for stalking and murdering young women on hiking trails near San Francisco.

The Trailside Killer, also known as David Carpenter, is a serial killer particularly famous for stalking and murdering young women on hiking trails near San Francisco.

Mid-1980s Kansas City: women vanish, connected to a man calling himself "The Slave Master". Police use cunning to stop this serial killer.

During the 1980s in Kansas City, a man being referred to as "The Slave Master" is connected to the disappearance of several women.

This installment details the 1990s serial killer Larry Hall, who murdered young women. His identical twin brother, Gary Hall, has never been a suspect in the murders of Larry Hall, who was eventually convicted and sentenced to prison.

This installment details the 1990s serial killer Larry Hall, who murdered young women. His identical twin brother, Gary Hall, has never been a suspect in the murders of Larry Hall, who was eventually convicted and sentenced to prison.

Richard Francis Cottingham, known as The Torso Killer and Times Square Killer, was a serial killer and rapist that murdered at least 18 women.

Known as the 'Times Square Killer', the 'Torso Killer', or the 'New York Ripper', Richard Cottingham stalked New York and New Jersey for victims between 1967 and 1980.

Judias V. Buenoano, convicted of murders spanning 1971-1983, killing husband, son, attempting boyfriend's murder. Linked to partner deaths 1974-1980. Florida's first woman executed since 1848 for multiple murders.

Part 2: Subtitled "If She Wanted You Dead, She was Going to Get You." The "black widow" Judias V. Buenoano (April 4, 1943 - March 30, 1998) was an American serial killer who was executed for the 1971 murder of her husband James Goodyear. She was also convicted for the 1980 murder of her son Michael Buenoano and of the 1983 attempted murder of her boyfriend John Gentry. Buenoano is also acknowledged to have been responsible for the 1978 death of her boyfriend Bobby Joe Morris in Colorado. However, by the time law enforcement authorities made the connection between Buenoano and Morris, she had already been sentenced to death in the state of Florida. Buenoano is also believed to have been involved in a 1974 murder in Alabama, and in the 1980 death of her boyfriend Gerald Dossett. After her arrest, Dossett's body was exhumed and analyzed for signs of arsenic poisoning. Buenoano was the first woman to be executed in Florida since 1848.

Keith Hunter Jesperson (born April 6, 1955) is a Canadian-American serial killer who murdered at least eight women in the United States during the early 1990s. He was known as the "Happy Face Killer" because he drew "smiley faces" on his numerous letters to the media and authorities. Many of his victims were sex workers and transients who had no personal connection to him. Strangulation was Jesperson's preferred method of murdering, the same method he often used to kill animals as a child. He was eventually arrested and convicted. He is serving multiple life sentences in prison, with no possibility of parole.

Keith Hunter Jesperson (born April 6, 1955) is a Canadian-American serial killer who murdered at least eight women in the United States during the early 1990s. He was known as the "Happy Face Killer" because he drew "smiley faces" on his numerous letters to the media and authorities. Many of his victims were sex workers and transients who had no personal connection to him. Strangulation was Jesperson's preferred method of murdering, the same method he often used to kill animals as a child. He was eventually arrested and convicted. He is serving multiple life sentences in prison, with no possibility of parole.