In May 2018, 12-year-old Cimarron Thomas died by suicide in West Virginia, later linked to Alexander McCartney, a man in Northern Ireland who had blackmailed children into committing sexual acts. Her father died by suicide 18 months later. McCartney is believed to have abused over 3,000 children through online exploitation.
On August 2, 2025, Mohammed Mahmoodi, 27, was attacked and killed by 18-year-old Alina Burns in Bedminster, Bristol, UK. Burns, a white supremacist with Nazi extremist views, used an axe to strike him after targeting him due to his race. She had posted hate-filled messages online before the attack. Police swiftly arrested her.
Amarjeet Sada, an Indian national, is believed to be the youngest serial killer, having murdered three infants between 2006-2007 at ages 7 and 8. His family concealed the crimes, enabling him to kill a third child, whom he strangled and mutilated. Despite showing no remorse, he was never imprisoned and now lives under an assumed name.
On March 27, 2004, Paul Boren found his daughter Laura Boren and her children dead in their Sherman, Texas apartment, victims of stabbing and organ removal. Estranged husband Andre Thomas, detained nearby, claimed divine motivation. He later removed his eyes in prison and consumed one.
On 24 September 2022, a 10-year-old boy survived severe injuries after falling 100ft from a cliff in Ovingdean, UK. Police initially considered it an accident, interviewing Anthony Stocks, whom the boy had last seen with. Investigations later revealed Stocks had pushed him to silence him after years of abusing the boy’s older sister. Stocks denied the charges, claiming the boy had abused him instead.
Ben Field manipulated and drugged Peter Farquhar over four years, eventually suffocating him in 2015. He also targeted Ann Moore-Martin, possibly murdering her, and compiled a list of 100 potential victims. Field was convicted for Farquhar’s murder, receiving a record-length sentence in the UK for his calculated, inhumane actions.
In 2014, a 17-year-old in Portsmouth stabbed three women within three weeks. Authorities initially suspected a hardened criminal but later identified Ben Moynihan, a teenager obsessed with serial killers and seeking revenge after romantic rejections. He taunted authorities, sending a note with "catch me if you can" alongside his photo.
In 2015, Mark van Dongen, a Dutch national, was attacked by his partner Berlinah Wallace, who poured sulfuric acid on him during their 5-year relationship. The assault caused severe injuries, and though he survived, he later died from complications. Wallace had previously subjected him to emotional, physical, and financial abuse.
On August 23, 2022, Brian Whitelock, with a history of violent crimes and early release from prison, murdered 71-year-old Wendy Buckney in Swansea. His confession revealed she suffered 70+ injuries, and prior offenses were overlooked despite clear warnings of his danger.
The Horrific Crimes of Bryan Kohberger: Was a Motive Identified? examines the murders of four University of Idaho students, the investigation that led to Bryan Kohberger's conviction, and the evidence, legal proceedings, and theories surrounding the offender's possible motive. The documentary distinguishes established facts from informed analysis and opinion.
In 2012, Carl Beech alleged abuse by Jimmy Savile and others, prompting police investigation. His claims expanded in 2014, leading to Operation Midland. However, Beech was later exposed as fabricating stories, revealing his own predatory behavior and false accusations against high-profile figures.
On March 19, 2024, 40-year-old Ashley Smylie was fatally shot in her Brandon, Mississippi home by her 14-year-old daughter, Carly Gregg. Carly initially invited a friend to witness her mother's death before ambushing her stepfather, whom she fatally shot before fleeing. The case centers on whether Gregg's actions stemmed from mental illness or premeditated violence.