Victoria Couchman's skull was found near St Leonards-on-Sea months after she vanished. Her father, Tony, became the prime suspect, his controlling behavior leading to tragedy.

Will Gray and Jack Field befriended Irene Munro and walked her along a beach. But, the stroll turned to murder and Irene was bludgeoned to death.

Gary Hampson was reported missing by his family after failing to turn up for an appointment. As fears grew, the police put a car garage he frequented under surveillance.

John Watson Laurie met Edwin Rose, and the pair went on holiday to the Isle of Arran. One morning they left to climb the mountains at Goatfell, however, only Laurie returned.

After not being seen for several days, Rita Parminter was found dead in her home in Hastings. To police, it initially appeared that she had taken her own life.

Felicity Paget was killed by a "mystery knifeman" who entered her house, and also attacked her fiancé William Webb. The "fleeing attacker" left footprints behind in blood.

John Kewish was the last person to be hanged for murder on the Isle of Man in August, 1872. Yet, the case continues to create controversy to this day.

Labelled the 'Royal Navy's Dennis Nilsen', Petty Officer Allan Grimson murdered Nicholas Wright, 18, on December 12, 1997, and Sion Jenkins, 20, exactly 12 months later.

In the 1990's, electrician Tony Teare lured Corrine Bentley to remote moorland in the UK, promising her a job. In the violent attack that followed, he left her for dead.

Already a wanted criminal in Canada, fraudster Albert Walker fled to the UK and assumed the identity of a man who would become his business partner - Ronald Platt.