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Series 4 Episode 4: One Punch

The landmark documentary series that captures real life drama at its most intense, following police detectives around the clock as they investigate major crimes

When a man dies after being punched outside a nightclub, the police must establish whether it was an unjustified assault on an innocent man or an act of self-defence with tragic consequences

Next on TV: Mon 1 Nov, 9pm

On a quiet Sunday lunchtime in a Cambridgeshire suburb, a man lies bleeding to death

Mon 25 Oct, 9pm | 47 mins

Series 9 Episode 5: Murder on the Doorstep

Will the victims of alleged historic child sex abuse finally get justice?

Mon 18 Oct, 9pm | 60 mins

Series 9 Episode 4: The Horror House (Part Two)

A lone detective sets off on the trail of a serial child sex abuser

Mon 11 Oct, 9pm | 47 mins

Series 9 Episode 3: The Horror House (Part One)

A violent brawl with knives erupts on the streets of Luton as a chicken shop war heats up

Mon 4 Oct, 9pm | 47 mins

Series 9 Episode 2: Chicken Shop Wars

In Luton, a man's caught on CCTV launching a brutal assault. But why?

Mon 27 Sep, 9pm | 47 mins

Series 9 Episode 1: Wanted

Behind the scenes of an investigation into the brutal murder of a young man

First shown: Wed 15 Jan 2020 | 89 mins

Murder in the Woods (Feature-Length Version)

When detectives investigate a woman's death, the hunt for clues takes them across Europe

First shown: Mon 15 Apr 2019 | 47 mins

Series 8 Episode 6: Sudden Death: Think Murder

A blood-soaked man walks out of a hotel lift shouting that he's killed someone

First shown: Mon 5 Jun 2017 | 47 mins

Series 5 Episode 1: A Moment of Madness

A man dies after being punched; an unjustified assault or a tragic act of self-defence?

First shown: Thu 12 May 2016 | 47 mins

Series 4 Episode 4: One Punch

Bedfordshire Police are called to investigate banging from inside a refrigerated HGV lorry

First shown: Wed 20 Apr 2016 | 47 mins

Series 4 Episode 1: Human Cargo