Crimes committed by Hindley and her lover, Ian Brady, shocked the nation.
Profiling John Allen Muhammad and John Lee Malvo, the men behind the 2002 'Washington Sniper' shootings. John Allen Mohammed, 42, a veteran of the Gulf War in 1991, and his stepson John Lee Malvo, 17 were convicted in 2004 of being the “Washington Sniper”, who had been terrorizing America over a period of three weeks.
The world’s most prolific killer, Harold Shipman is estimated to have killed 275 people. When the police began investigating, they struggled to understand him. How could a doctor who was trusted and respected by more than 3000 patients also be a killer?
Between 1989 and 1992 seven hitching backpackers were murdered by ``The Back Pack Killer'' Ivan Milat.
Over twenty years a couple tortured, raped and murdered an unknown number of girls.
Ted Bundy orchestrated a campaign of terror that stretched across the US luring pretty dark haired women to gruesome deaths.
Richard Trenton Chase was deemed a deranged monster for slaughtering men, women and children in a bloody rampage.
John Wayne Gacy buried his male victims under his crawl space of his home.
Prostitute Aileen Wuornos lured her clients into remote wooded areas and shot them at point blank range.
In 1958 Charles Starkweather and his teenage girlfriend embarked on an 8-day killing spree.
Some doubt the authenticity of serial killer De Salvo aka Boston Strangler who claimed the lives of at least 13 victims.
Man sleeping in cemeteries spreads terror throughout Los Angeles breaking into homes.
Man is biggest mass murderer when police discovered his private graveyard of more than 100 kills and he didn't stop once imprisoned.
Man claims he was instructed by the devil to murder and maim 13 innocent victims.
A man murdered grandparents, then went on to kill college girls before he turned on his mother and her friend -- all under the noses of cops that he befriended.
The British Jeffrey Dahmer killed at least 15 men and boys in London.
A man goes on a killing spree in Seattle that baffles police for 19 years until DNA finally solves the case.
Charles Manson and his so-called 'family' would become the most infamous killers of the 20th Century. Their series of brutal and seemingly senseless crimes would shock the world. But how did so many young people fall under the spell of one man?
Herbert Mullin had murdered 13 men, women and children by the age of 25.
Recalling the case of an English nurse who was convicted of murdering four children and attacking nine others. Thirteen children are attacked by nurse Beverly Allitt.
In 1993 Colin Ireland stated that he is going to become a serial killer.
A family of four is brutally murdered in their Kansas home. This tragedy is the beginning of a terrible killing spree.
In the late seventies two serial killers murder women in Los Angeles.
Shock waves ripped through paradise when a series of crimes was committed by an unlikely killer.
In 1979 Richmond was plagued by a violent and unpredictable crime spree. The perpetrators were a gang for whom violence ran in the family - so cunning that even death row couldn’t hold them.
Hadden Clark, a cross dressing killer with an appetite for revenge and an unpredictable temper strikes in Maryland.
A couple who appeared to be in love, were far from a match made in heaven.
Halloween 1970; the discovery of 5 bodies in a pool along with a note referencing the occult and an environmental world war 3, John Linley Frazier is profiled.
Obsessed with reliving his Army days, Donald Neilson plans crimes with military precision.
Women and hitchhikers randomly murdered in the once carefree college town of Isla Vista. Thor Nis Christiansen is profiled.
In 2005, spree of shootings in Phoenix had residents too scared to leave their homes. Dale Shawn Hausner and Samuel John Dieteman are profiled.
A former gravedigger terrorizing North England evades the police for years. Peter Sutcliffe os profiled.
Two childhood friends would start on a drug fueled killing spree that would span fifteen years.
London faces strange murders in the 1970's; the main suspect is an unstable young man.
Two hunters find prey at night during 1980 on Sunset Strip. Doug Clark and Carol Bundy are profiled.
The love affair between Gerald and Charlene Gallego resulted in a trail of merciless rapes and murders across 3 states from 1978 -1980.
In Cape Cod, Mass., carpenter Tony Costa gains infamy as a serial killer who dismembered his victims.
During the 1970s, Richard Cottingham gained notoriety after being known as the 'torso killer' as he dismembered his victims.
In 1990, a San Diego neighborhood is gripped with fear when six women are stabbed to death in their homes.
A nation is left in shock when they learn of Robert Napper's savage murders in London.
‘The Bus Stop Killer’ Levi Bellfield targeted women using public transport in London and the surrounding areas, killing three females. And he is suspected of many more attacks.
In Louisiana, serial killer Sean Gillis kidnaps, rapes, kills, and dismembers eight women.
In Vero Beach, Fla., David Alan Gore and his cousin, Fred Waterfield, rape and murder six young women.
In Richmond, Va., women are told to nail their windows shut in order to protect themselves from Timothy Spencer, the Southside Strangler, who climbs in through his victims' windows.
In the early 1980s, serial killer David Carpenter stalks, rapes and murders women on hiking trails in California state parks.
In Florida, serial killer Bobby Joe Long claims he raped more than 50 women before his arrest in 1984.
Childhood friends John Duffy and David Mulcahy share many hobbies, but their common interests take a dark turn as they grow older resulting in numerous rapes and murders committed in the 1980s.
In 1984, a couple goes on a killing spree throughout the Midwest; after claiming eight victims, the pair must decide if they'll keep killing or surrender to the police; their mindless violence leaves the region shocked and appalled.
The Bike Path Rapist terrorizes the city of Buffalo, N.Y., for three decades, during which time no one realizes he's living the life of a pillar of the community; detectives work tirelessly to unmask the killer next door.