Robert Hayes is an American serial killer who has been convicted of three murders in Daytona Beach, Florida area.

Ottis Toole was an American drifter and serial killer who was convicted of six counts of murder.

Keith Jesperson is a Canadian- American serial killer who murdered at least eight women in the United States during the early 1990s.

Daniel Rolling was an American serial killer who murdered five students in Gainesville, Florida over four days in late August 1990.

The Belize Ripper is an unidentified Belizean serial killer responsible for rape and murder of five girls in Belize City.

The Skid Row Stabber is an American serial killer, responsible for the murders of 11 people in the Los Angeles neighborhood as “Skid Row”.

The massacre was a spree shooting in Hungerford, England, United Kingdom, on August 19 1987, when 27- year old Michael Ryan shot dead sixteen people.

Lloyd Gomez was an American serial killer who murdered nine homeless men in north park m California from 1950 to 1951.

Is an American serial killer and rapist who stalked and murdered at least eight people in Shreveport, Louisiana between 1984 and 1987.

Stephen Anderson was an American contract killer and serial killer. He was either known to have killed at least eight people.