Skelton revisits the gritty scenes of Glasgow’s East End in the 1980s, where rival organisations were locked in a campaign of violence and intimidatio

Peter Manuel was one of the last men to be executed in Scotland when he was hung in 1958.

In the final episode of Once Upon a True Crime, best-seller, Douglas Skelton investigates Glasgow's terrifying Ice Cream Wars

The final episode of Once Upon a True Crime follows Douglas Skelton as he investigates Glasgow's infamous Ice Cream Wars.

In the third episode of Once Upon a True Crime, best-seller, Denise Mina investigates infamous Scottish serial killer Peter Manuel.

The third episode of Once Upon a True Crime follows Denise Mina as she investigates Scottish serial killer Peter Manuel.

In episode 2 of Once Upon A True Crime, Mark Billingham delves into the story of two of Britain’s most infamous serial killers, Ian Brady, and Myra Hindley, whose killing of five children became renowned as the Moors Murders.

In the second episode of Once Upon a True Crime, best-seller, Mark Billingham revisits the chilling Moors Murders from 1960s Manchester. 

Once Upon a True Crime will premiere on Crime+Investigation in the UK on 26th April at 9pm.

Four of Britain’s best-known crime writers turn detective in a brand-new series Once Upon a True Crime

In the first episode of Once Upon a True Crime, international best-seller, Peter James revisits the chilling 'Babes in the Wood' murders in Brighton of 1986. 

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The first episode of Once Upon a True Crime follows Peter James as he investigates the Babes in the Woods murders

In each episode, the best-selling authors retrace the steps of the killers and victims, taking viewers through every twist and turn in the story.

Once Upon a True Crime investigates the real-life murders that inspired some of the acclaimed authors’ most famous novels.

True crime fans can find their fix in many different formats, but nothing is better than getting lost in a book.

Britain's best loved crime fiction writers explore the real-life murder cases which have inspired their most famous novels.

The second episode of Once Upon a True Crime follows Mark Billingham as he investigates the Moors Murderers.

Scotsman Douglas Skelton shares his knowledge on the notorious Ice Cream Wars, where he revisits the gritty scenes of 1980s Glasgow.

Peter James, Denise Mina, Mark Billingham and Douglas Skelton share the qualities that the great true crime writers share.

In the mid 1950’s, one of Scotland’s most notorious killers Peter Manuel brutally murdered several women during a two-year killing spree.

Best-selling author Mark Billingham takes a fresh look at two of Britain’s most infamous serial killers, Ian Brady and Myra Hindley.

Best-selling author Mark Billingham takes a fresh look at two of Britain’s most infamous serial killers

Stream the brand new series Once Upon A True Crime now on Crime+Investigation Play

Peter James explores his home city of Brighton where two nine-year-old girls mysteriously disappeared in October 1986.