The 9th series opens with the murder of Rebecca Love. The 26-year-old Hull University student was murdered in her room in halls of residence by her 21-year-old lover Jason Webster in a violent attack that included stabbing her with a pen.
Dr Nell Darby examines one of the most infamous British murders of the 1930s. Indian born Dr Buck Ruxton murdered his wife and housemaid at their home in Lancaster. Dissected their bodies and hid them under a bridge in Moffat, Scotland.
One of the most bizarre murder cases in British criminal history began when police were called to attend the scene of a dog barking outside a camper van near Brighton. Forcing entry, they found its owner - Tony Robinson - shot dead.
Despite only standing trial and being convicted for the death of a single victim, Mary Ann Cotton is often described as Britain's worst female serial killer. Dr Nell Darby examines why.
Dr Nell Darby examines the brutal murders of 17-year-old's Christine Eadie and Helen Scott in 1977. Known as The World's End Murders as the pub of that name in Edinburgh's Old Town was the last place the teenagers were seen alive.
Emily Kaye was not aware of the past dealings of the handsome Patrick Mahon when she fell head over heels in love with him. Mahon rented a bungalow under an assumed name, murdered her there and dismembered her body.
Sidney Fox swindled unmarried women and cashed stolen cheques while travelling the country. This eventually led him to murdering his own mother at a hotel in Brighton with the intention of claiming the victim's life insurance.
Andre Genestin and his wife had a volatile relationship. When she discovered that he intended to move a Ukrainian woman he had been talking to online into the family home he murdered her and stored her body in a car roof box in the garden.