World's Most Evil Killers

Deadly consequences come from a friendship between two murderers who met in prison.

A dangerous sexual predator who murdered one young woman just days after his release from prison is suspected of many other crimes.

Exploring a teenage murder case highlighting the many dangers of online grooming.

A convicted killer serving life for manslaughter is found to be guilty of a second murder 32 years later.

A young criminal plots the deaths of his two elderly landlords in a bid to inherit from their estates.

A family's worst nightmare occurs when 16-year-old goes missing, and is found dead days later.

A fugitive from the United States tackles the British police and goes on the run.

A manipulator is accused of the murder of his wife and is eventually caught out by a polygraph test.

Ian Stewart receives a second conviction for the death of his wife.

Zahid Zaman portrayed himself as a pillar of the community but the story of this killer is sinister.

Anthony Allen Shore was matched to four murders after his arrest for a different crime.

A career criminal, Charles Albright was notorious for keeping eyes as trophies.

Jorge Torrez was a prolific predator capable of carrying out heinous and horrific acts against some of the most innocent in our society.

Paul Michael Stephani became etched into the minds of all who knew him as the notorious, weepy-voiced killer.

Responsible for five murders, Joshua Wade avoided justice for years and later confessed.

A killer who goaded police, Heriberto Seda claimed to kill based on his victims' star signs.

A man who terrorized Phoenix in an extensive year-long crime spree, committing nine murders.

Robert Hansen was a monster who preyed on the most vulnerable women in society, dehumanising them for his own twisted fantasies.

Paul Runge raped and killed six women and one young girl in Chicago. Police lacked evidence to arrest him despite strong suspicions.

The case of Ronald Dominique, a serial killer and rapist who murdered at least 23 people.