Fred Dinenage investigates 1940s murderer John George Haigh, who notoriously dissolved his victims' bodies in acid.

The presenter explores the crimes of Graham Frederick Young who, after serving 15 years for poisoning his parents, laced an entire factory's tea with deadly thallium.

Fred Dinenage examines the crimes of Brides in the Bath murderer and bigamist George Joseph Smith, who drowned his three wives between 1912 and 1914.

Fred Dinenage explores the life of multiple murderer and armed robber Donald Neilson, who killed 17-year-old heiress Lesley Whittle in 1975.

Fred Dinenage examines the case of John Christie, who murdered six women between 1943 and 1953 and hid their bodies in his house at 10 Rillington Place in Notting Hill, London.

The case of Harold Jones, found guilty of murder at the age of 15 in 1921, who is also suspected to have been 1960s serial killer `Jack the Stripper'.

The case of Derek Bentley, who was hanged for the murder of a policeman during a burglary in Wandsworth, south London, in 1952, even though it was his 16-year-old accomplice Christopher Craig who pulled the trigger.

Presenter Fred Dinenage reflects on the story of Ruth Ellis, who was found guilty of the murder of her estranged lover. She was hanged for the offence in 1955, the last woman to suffer such a fate in the United Kingdom.

Author Fred Dinenage, who conducted a series of interviews with the Kray twins for their autobiography, recounts the time he spent with them and presents their true story.

Fred Dinenage looks back over the life of Lord Lucan; the aristocratic figure whose glamorous life became tainted by murder, mistaken identity and events that would launch the biggest manhunt in British history. Lord Lucan's life had gone from gambling, parties and weekends in the country to a bitter divorce, a custody battle for his children and huge debts. His only way out was to murder his wife - instead he murdered the nanny when he mistook her for Lady Lucan. He then attacked his estranged wife who managed to escape with severe injuries. Meanwhile Lord Lucan was making his own exit; he disappeared after the attacks, only visiting a friend briefly, he was never seen again. There have been many reported sightings around the world but the Lord Lucan mystery continues...

Fred Dinenage examines the horrific murders performed by Scottish serial killer Peter Manuel. Manuel was hanged at the age of 31, convicted of 7 murders but suspected of many more. He was a cold ruthless killer with no motive and an in controllable rage... who just wanted to be the centre of attention.

Fred Dinenage examines the brutal crimes of Child Killer Mary Bell. At just 11 years old Mary Bell shocked the country when she was convicted of strangling two young boys aged just 3 and 4. What made this child commit such horrific acts and can children who have murdered change?

Fred Dinenage investigates one of Scotland's most enigmatic serial killer - Archibald Hall, known as the Monster Butler. Hall's lust for a luxurious lifestyle turned him from a conman into a callous murderer.

Fred Dinenage looks back over the life of John Straffen; at the age of 21 he strangled two little girls but escaped the hangman's noose due to his low IQ of just 58. After six months at Broadmoor Straffen escaped and committed a third murder on another young girl in a local village. This time he was reprimanded in maximum security prisons and remained so for the next 55 years. Straffen died in prison in 2007 but continues to carry the title of Britain's longest serving prisoner.

During the 1960s, fear spread through the local community of Cannock Chase. Children were being snatched from the streets, sexually assaulted and murdered. Fred Dinenage re investigates the brutal killings that sparked one of the biggest manhunts in police history, and led to the conviction of Raymond Leslie Morris. Fred meets detectives Conrad Joseph and John Farrall who worked first hand on the child killer hunt and finds out with Professor David Wilson how difficult putting together a photofit of a killer is.

Obsessed with the Nazi regime and known for torturing animals, Patrick Mackay was certified a psychopath at seventeen. Later, he started befriending elderly people before brutally murdering them and then sitting with their bodies as they died. He was convicted of murdering three seniors, though he confessed to having many more victims.

Fred Dinenage looks back over the life and crimes of RAF cadet Gordon Cummins. During the London Blitz of 1942, terror stalked the war torn streets. It was not just the horror of German bombs falling from the sky... the fear was created by a spree killer. It just one week four women were brutally killed and two women attacked. Not since Jack the Ripper had there been such a gruesome spate of murders... earning Cummins the title... The Blackout Ripper.