Great Britain

Can I Tell You a Secret? is a Netflix documentary miniseries about Matthew Hardy, a British cyberstalker who terrorised dozens of women online, leading to a record prison sentence.

Institutional scandal in which British undercover police officers deceived women into intimate relationships while infiltrating activist groups over decades.

The Jesus Army case is a widespread institutional abuse scandal involving the Jesus Fellowship Church in the UK, where multiple leaders and members committed sexual and physical abuse over decades.

An attempted armed robbery of £350 million in diamonds from the Millennium Dome on 7 November 2000, foiled by police in a massive undercover operation that arrested the gang before they could escape.

Fred and Rose West were an English serial-killer couple who murdered at least 12 girls and young women in Gloucestershire, mainly at 25 Cromwell Street, Gloucester.

Lucy Letby, a British neonatal nurse, was convicted of murdering seven babies and attempting to murder seven more at Countess of Chester Hospital between 2015 and 2016.

British true crime podcast They Walk Among Us has released an episode on a deeply disturbing family case, in which a teenage girl is found brutally murdered, the mother vanishes without a trace, and the father returns home to signs of a violent struggle and bloody evidence throughout the house.

Dennis Nilsen, a Scottish-born serial killer, murdered a minimum of 12 young men and boys in London between 1978 and 1983. His crimes went undetected for years until a plumber's discovery in February 1983 led to his arrest and eventual confession to one of Britain's most shocking killing sprees.

Between the 1980s and 2000s, Terry, Tommy, and Patsy Adams transformed their Clerkenwell neighborhood into the headquarters of one of Britain's most powerful organized crime groups. Operating with brutal efficiency and a code of silence, the Clerkenwell Crime Syndicate controlled London's drug trade and left at least 25 murder victims in their wake.

On 12 July 1987, an organised gang broke into the Knightsbridge Safe Deposit Centre in London and emptied a large number of security boxes in what is regarded as one of the biggest robberies in British history.

On September 25, 1983, 38 Provisional IRA prisoners executed a coordinated escape from HM Prison Maze in Lisburn, Northern Ireland—the largest prison breakout in British and Irish history and the biggest in Europe since World War II.

Between 1963 and 1965, Ian Brady and Myra Hindley abducted, tortured, and murdered five victims in North West England, burying most bodies on Saddleworth Moor. The case became one of Britain's most infamous crimes—yet one victim, 12-year-old Keith Bennett, was never found.

Between 1978 and 1982, British authorities launched Operation Countryman, a landmark investigation into widespread corruption within London's Metropolitan and City of London police forces. The probe, which cost over £3 million, exposed systemic criminal behaviour among officers but ultimately resulted in zero convictions.

On August 8, 1963, a gang of 15 thieves stopped the Royal Mail train near Buckinghamshire, England, and made off with £2.61 million in used banknotes. The heist shocked the nation and launched one of the era's most dramatic manhunts—one that would span continents and decades.

John George Haigh killed six people in England between 1944 and 1949, dissolving the bodies in sulphuric acid to destroy the evidence. He was hanged at Wandsworth Prison on 10 August 1949.