The crimes of Yorkshire Ripper, Peter Suttcliffe, are to be investigated once more - this time by a Netflix documentary.
Exploring the murders of 13 women through the view point of victim's families and surviving victims the show is said to uncover crimes carried out by the monster for which he was not convicted.
Dark documentaries have made for heavy viewing over the last few months with Netflix releasing popular series' on Madeleine McCann and US serial killer Ted Bundy.
Peter Sutcliffe (pictured), dubbed the Yorkshire Ripper, murdered 13 women in the UK and attempted to murder seven others
A TV source told the Mirror: 'This will be a huge programme for Netflix and is likely to follow the same format as the Madeleine programme.
'It will focus on victims and the terrible impact of his attacks. It will also examine the dreadful police blunders around the case. Crucially, it will try to throw up fresh clues about crimes Sutcliffe has never been convicted of.'
A relative of one victim told the Mirror: 'They are speaking to a lot of people and going back over everything, treating it very seriously and also like a new investigation into him.'
Sutcliffe murdered 13 women in the UK and attempted to murder seven others.
The former Bradford lorry driver attacked and murdered women between 1976 and 1981 using knives, hammers and screwdrivers.
Most of his victims were women working as prostitutes.
Peter Sutcliffe, a former Bradford lorry driver (pictured), attacked and murdered women between 1976 and 1981 using knives, hammers and screwdrivers
But in 2017 he confessed on tape to a savage attack on a 14-year-old schoolgirl because he wrongly thought she was a prostitute.
Sutcliffe admitted hitting Tracy Browne with a branch before throwing her over a wall.
Despite having suffered two fractures to her skull Tracy managed to stagger to a farmworker's caravan and he raised the alarm.
Sutcliffe confessed to
