Richard Trenton Chase (May 1950 – December was an American serial killer who killed six people in the span of a month in California. He earned the nickname The Vampire of Sacramento due to his drinking of his victims’ blood and his cannibalism.
Jane Toppan "Jolly Jane" - One of the most prolific female serial killers who killed over 70 people. She thought of herself as "The Angel of Death" for good reason. She experimented on patients with atropine, strychnine and morphine.
Holy Hell - Elizabeth Ann Duncan hired two men to kill her pregnant daughter-in-law in Nov. jealous that the young mother-to-be threatened her incestuous relationship with her son Frank, Duncan is one of four women executed in California's gas chamber.