Known as the Vampire of Sacramento, Richard Trenton Chase was a deranged monster who slaughtered men, women and children in a bloody rampage that shook the Californian State Capital…

He was one of the infamous serial killers in modern American history. Better known as the Boston Strangler, De Salvo’s reign of terror claimed at least 13 victims. A violent sexual deviant, he confessed to all the murders – yet some doubt his authenticity.

He was known as the ‘Killer Clown’, and buried his young male victims under the crawl space of his suburban home. John Wayne Gacy was a monster in human form – a pillar of the community who viciously snuffed out the lives of more than thirty men. He’d prowl the streets at night, luring hitchhikers and runaways back to his home where he’d torture and kill them. Gacy was found guilty in 1980 and sentenced to death…

A psychological profile of former nurse Beverley Allitt, who is currently serving 13 life sentences for murdering four children and injuring nine others at Grantham Hospital in Lincolnshire in 1991. Psychologists and criminology experts explore the possible motives for her crimes, examining her behaviour during childhood, when she was known to be an attention seeker. The apparently caring nurse Beverely Allitt had only just joined the staff of Children's Ward 4 of Grantham Hospital when a substantial rise in young patient deaths began occurring. At first, no one could explain why children, some as young as six months, were arriving on the ward with only minor health problems, but leaving only days later dead. A shocked and seemingly uncomprehending public would eventually be informed the culprit was actually the very person who was meant to be caring for the children. During her 59 day stint as a nurse, 23-year-old Beverly Allitt, nicknamed The Angel of Death, attacked thirteen children, killing four. From a very early age, Allitt was known to be an attention seeker. Was her desire to be the centre of attention really the reason why she attacked such innocent children or was something far more psychologically disturbing the cause for this evil?

The psychology of Charles Manson, an American cult leader whose followers murdered seven people in their California homes over two nights in August 1969. Detectives, lawyers and psychiatrists analyse what prompted the crimes, and examine how Manson was able to persuade his acolytes to take the lives of innocent people

The psychology of Herbert William Mullin who murdered 13 people in southern California in the early 1970s but claimed his victims were sacrificed to save the lives of others. The programme explores how investigators brought an end to his crimes and experts discuss what might have driven him to kill. There is also an interview with Mullin himself. Last in the series., Serial Killing Saviour: Born to Kill. To Kill? Series profiling infamous serial killers. Was the heinous serial killer Herbert William Mullin driven by nature or nurture? Featuring a unique interview with the murderer himself.

Wichita, Kansas is in the Midwest, right in the Bible belt of America. This normally peaceful place was rocked to the core in 1974 when the city discovered they had a killer in their midst. A family of four were brutally slain in their home, and this was to prove the start of a vicious killing spree that terrorised the community for 30 years. Dennis Rader was a church deacon, Scout leader and a local family man. He was also a monster who murdered 10 people in cold blood. Through his own extraordinary testimony we uncover in intimate and chilling detail how this pillar of the community led a double life as a heinous sexual sadist and serial killer. Rader's childhood seemed completely normal, so what was it that drove him to such depths of depravity? Was Dennis Rader born to kill?

In the mid-1970s, Donald Nielson aka the Black Panther committed a string of burglaries, armed robberies and murders in north-east England.

Once dubbed 'the most dangerous man in Britain', Patrick Mackay was responsible for a string of bizarre murders during the 1970s. Was Patrick Mackay born to kill?

In 1970, a California doctor and his young family were executed and dumped in the swimming pool of their hilltop home. The killer believed that he was on a mission from God.

Cary Stayner was arrested following the disappearance of a group of female hikers who went missing in Yosemite National Park in 1999.

In 1979, a violent crime spree rocked the town of Richmond, Virginia. The discovery of a triple murder led police to a local gang of brothers.

When eccentric Hadden Clark was arrested for the murder of a young girl in Maryland, he claimed he was also responsible for other murders. Was Hadden Clark Born to Kill?

During 1976 and early 1977, female students at the University of California in Santa Barbara were terrorised by some lookalike murders, so-called because the victims closely resembled one another. Thor Christiansen struck while they were hitchhiking and desecrated their bodies after murdering them.

Between May 2005 and August 2006, Dale and Jeff Hausner who were later were assisted by Samuel Dieteman, turned drive-by shootings into sport as they kept score as they picked off their victims at random.

The show examines the crimes of sadistic couple Paula Bernardo and Karla Homolka who carried out a series of despicable acts against different young women, including Karla's own sister.

The show profiles Wesley Shermantine and Loren Herzog. In 1984, tthe friends took part in a drug-fuelled killing spree that terrorised their rural Californian community for around fifteen years.

Following the story of the serial killer, Peter Sutcliffe, who between 1975 and 1981 murdered 13 females and became known as The Yorkshire Ripper. But how did he get away with the crimes for so many years and was it nature or nurture that turned this chilled out hard-working man into a serial killer.

During the summer of 1980, Douglas Clark and Carol Bundy carried out a series of shocking murders in Los Angeles, leaving a trail of blood in their wake

British criminal Robert Napper, who was convicted of two murders, one manslaughter, two rapes and two attempted rapes. Napper is a paranoid schizophrenic who has been diagnosed with Asperger's syndrome and. also believed to be the 'Green Chain Rapist' who carried out at least 70 attacks across south-east London over a four-year period ending in 1994.

Profiling rapists and serial killers John Duffy and David Mulcahy, who together attacked numerous women at railway stations in the south of England through the mid-1980s, killing three.

Spine-chilling documentary series examining brutal serial killers. This edition reviews the case of Levi Bellfield who murdered three women, including Milly Dowler.

Grisly documentary series examining brutal serial killers. Tony Costa murdered four women in 1969, before penning a chilling, unpublished novel detailing his crimes.

Shocking documentary series examining brutal killers. Ruthless Richard Cottingham murdered at least six people and dismembered his victims' bodies.

Chilling documentary series examining serial killers. This edition explores the case of ex-marine Cleophus Prince Jr., who raped and murdered six women in 1990.