Cops Who Kill on Crime+Investigation

A photograph of Wayne Couzens taken from the TV show Cops Who Kill

The moment police first arrested Wayne Couzens

During Cops Who Kill, Will Mellor and Serena Simmons examine the police bodycam footage from the first time Couzens was arrested at his Kent home

Will Mellor talking to Howard Groves

Cops Who Kill: Expert contributors

Throughout the series, Will is joined by several leading experts in their field to reveal the varying motives behind each murder

Will Mellor in Cops Who Kill

'It's a show that I'm passionate about': Will Mellor on 'Cops Who Kill'

Crime+Investigation spoke to Will Mellor and Serena Simmons about the series and found out what it was like getting immersed in such shocking cases

Will Mellor in Cops Who Kill

What's coming up in 'Cops Who Kill With Will Mellor'

The new series lifts the lid on eight cases where police officers have committed murder, revealing how the perpetrators used their police training to try and escape justice.

Will Mellor

How to watch 'Cops Who Kill With Will Mellor'

Will Mellor explores eight cases from the UK, Australia and the US where police officers have committed murder

Will Mellor next to a policeman in a prison cell

Cops Who Kill With Will Mellor

Will Mellor tries to unravel how and why a police officer switches from law enforcer to lawbreaker, how they were finally brought to justice, and the horrendous consequences for all concerned.

Darren McKie and his wife Leanne

How did this police officer become a cold-blooded killer? - Cops Who Kill

In the outwardly flawless life of Darren McKie and his wife Leanne, all seemed perfect. Yet, beneath the surface, a web of deceit and mounting debt was concealed

Darren McKie and his wife Leanne

Police inspector caught walking away from murdered wife by surveyor - Cops Who Kill with Will Mellor

Darren McKie, a police officer, was convicted of murdering his wife over the debt he had put them both in after forging her details

Bobby Cutts Jr

How could a police officer murder the mother of his own children? - Cops Who Kill with Will Mellor

Jessie Marie Davis was 26 years old and pregnant when she went missing in 2007. The whole town was out looking for her when her police officer boyfriend owned up

Roger Rogerson interviewed by press

Roger Rogerson, the notorious corrupt cop that shocked a nation - Cops Who Kill with Will Mellor

Roger Rogerson, a former police officer, killed Jamie Gao in a drug deal gone wrong

Karl Bluestone

This cop tried to kill his whole family - Cops Who Kill with Will Mellor

Karl Bluestone looked like he had the perfect life, but one day the veil slips and his true violent nature came to light with deadly consequences

Sarah Everard

Wayne Couzen’s horrific betrayal of trust - Cops Who Kill with Will Mellor

Will Mellor joins up with a panel of experts to examine the case of Sarah Everard who was kidnapped and killed by off-duty police officer Wayne Couzens in 2021

Stephanie Lazarus

This cop was dangerously obsessed with her victim's husband - Cops Who Kill with Will Mellor

In 1986, Sherri Rasmussen's husband found her shot to death in their LA home

Keith Farquharson

This cop was a menace to society - Cops Who Kill with Will Mellor

Former inspector, Keith Farquharson who repeatedly cheated on wife Alice Farquharson killed her after she asked if he still loved her

Steven Jones

This corrupt cop thought he was above the law - Cops Who Kill with Will Mellor

Steven Jones had faithfully served on the force for years. But questions soon arise when his wife is killed suddenly in a car accident

Wayne Couzens

Sarah Everard's killer comes face to face with justice - Cops Who Kill with Will Mellor

In 2021, the nation was rocked by the murder of Sarah Everard by a serving police officer