Allan Legere
Allan Legere is a Canadian serial killer known as the "Monster of the Miramichi," responsible for a series of brutal murders and assaults in New Brunswick in the late 1980s. His crimes were marked by extreme violence and terrorized local communities. Legere escaped custody during his initial imprisonment, committing additional crimes before being recaptured. He was later convicted and sentenced to life imprisonment, with his case becoming notable for the use of DNA evidence in securing his conviction.
Allen Lee Davis
Allen Lee Davis was an American man convicted of the 1982 murders of a pregnant woman and her two young daughters in Florida. The crime was noted for its extreme brutality and shocked the local community. Davis was sentenced to death and executed in 1999. His execution became controversial due to visible injuries sustained during the process, sparking debate over the use of the electric chair in capital punishment.

Anders Breivik
Anders Behring Breivik is a Norwegian domestic terrorist responsible for the 2011 attacks in Oslo and on the island of Utøya, the deadliest act of violence in Norway since World War II. His coordinated attack involved a car bombing followed by a mass shooting, resulting in 77 deaths. Breivik was arrested on the day of the attacks and later convicted of terrorism and mass murder. He received the maximum sentence under Norwegian law, with provisions allowing for indefinite extension based on continued risk.

Andrei Chikatilo
Andrei Chikatilo became one of the Soviet Union’s most infamous serial killers after murdering and mutilating dozens of women and children across Russia and Ukraine between 1978 and 1990. Nicknamed “The Butcher of Rostov” and “The Red Ripper,” Chikatilo terrorized the Soviet Union for over a decade while authorities struggled to identify the perpetrator amid political pressure, investigative failures and widespread public fear. His crimes shocked investigators because of their extreme brutality, sexual sadism and mutilation of victims. Chikatilo appeared outwardly quiet and socially awkward, allowing him to blend into ordinary Soviet society while secretly carrying out one of the deadliest serial murder sprees in modern history. His eventual arrest and confession exposed major flaws within the Soviet criminal justice system and transformed the case into one of the most notorious serial killer investigations ever conducted behind the Iron Curtain.

Andrew Cunanan
Andrew Cunanan was an American spree killer responsible for a series of murders across multiple U.S. states in 1997. His crimes unfolded over several months and involved both known associates and opportunistic victims, culminating in the high-profile murder of fashion designer Gianni Versace. Cunanan became one of the most wanted fugitives in the United States during the manhunt that followed. His killing spree ended when he died by suicide in July 1997 before he could be captured and tried.
Andrew Kehoe
Andrew Kehoe was an American mass murderer responsible for the 1927 Bath School disaster in Michigan, one of the deadliest school attacks in U.S. history. He used explosives to destroy a school building, resulting in numerous deaths. Kehoe carried out the attack following financial difficulties and grievances with local authorities. He died in a suicide bombing at the scene, making the case one of the earliest large-scale acts of domestic terrorism in the United States.
Anthony Gelia
Anthony Gelia is an American man convicted of murder in a case that gained attention due to the circumstances surrounding the killing and subsequent legal proceedings. The case highlighted issues related to violent crime and criminal accountability, with Gelia receiving a custodial sentence following his conviction.

Anthony Todt
Anthony Todt became one of Florida’s most infamous family annihilators after murdering his wife, three children, and family dog inside their Celebration, Florida home in 2019. Prosecutors alleged Todt killed the family over several days before living alongside the decomposing bodies while attempting to avoid financial collapse, criminal exposure, and personal ruin. The case generated intense national media attention because Todt publicly presented himself as a successful physical therapist and family man before the murders were uncovered. Investigators later revealed mounting financial fraud allegations, insurance investigations, and severe personal pressures surrounding Todt before the killings. The horrifying circumstances inside the home, combined with Todt’s shifting explanations and bizarre courtroom behavior, made the case one of the most heavily discussed family annihilation murders in modern American true crime.