Motivated by the £4 million estate he stood to gain from her death, Ian Stewart murdered his fiancé Helen Bailey, a renowned author.

This jaw dropping documentary looks into what turned a sweet schoolgirl into one of the worst ever female serial killers.

This powerful documentary exposes the abuse of the drug GHB within the male gay community, resulting in murder and sexual abuse.

This dramatic series focuses on cases involving the most prolific cause of relationship and spousal murder worldwide - jealousy.

This chilling documentary provides a shocking overview on the UK's most prolific child killer of modern times - Lucy Letby.

This documentary follows the women, who with resilience and humour battle to keep family life together while their partners are behind bars.

In this probing documentary, Stacey explores the nefarious underworld of children selling drugs online.

Sir Trevor McDonald investigates the extraordinary case of one of Britain's worst serial killers, a young nurse who murdered children in her care.

Part of an award winning strand - this film with unprecedented 360 degree access and detailed forensics features a chilling story of love and betrayal.

Part of an award winning strand - this film with unprecedented access and detailed forensics features a violent attack on Cantonese Migrants.

BAFTA award winning Anna Hall goes into unchartered territory, talking with children who have witnessed domestic abuse.

Going inside the extraordinary world of criminal excess this enlightening film tells the story of the auction house selling off crooks' hidden riches.

This fascinating true crime series is told by the people at the heart of the investigation as they recount the moment they realised they'd cracked the case.

Exploring new details about Bellfield’s dark past, this incredible film gives an in-depth profile of the One Man Killing Machine - Levi Bellfield.

With testimony from those closest to the case, this incredible film about a tragic murder, reveals a tangled web of lies, bungled investigations, and media manipulation.

From Multi award winning producers, this gripping film with unprecedented access and detailed forensics, follows the story of a young man stabbed to death by masked, machete-wielding men.

With the help of personal files found in his prison cell, this gripping film reveals the dark truth about the infamous Trevor Hardy.

Stacey Dooley gets first-hand insight of what it’s like for a family going through an unthinkable tragedy, including the mishandling of the investigation and misconduct of the police.

This film follows the children trapped in the dangerous world of drug running; exploring how they got into it and why they can’t get out.

With testimony from those closest to the case, these incredible films, uncover bungled investigations, media manipulation and new details about Bellfield's dark past.

Compelling and fascinating insights into the relationships between death row prisoners and British women.

Through tape recordings made by one of the key masterminds of The Robbery, this fascinating documentary reveals mysteries hidden for 56 years.

This programme is a moving account of people coming to terms with the trauma they have caused and hoping for another chance.

Part of an award winning strand - this film features the chilling story of a missing mother and murder investigation with no body.

With new, jaw-dropping insights into high profile cases, this revealing series unpacks some of the most shocking crimes of recent times where athletes have turned into killers.

After Charlie Webster and her friends were abused by their coach, they never spoke again. Years on, an email out of the blue sets her on a journey back to her past to find them.

Stacey embeds herself within specialist police and victim support stalking units - each dedicated to stopping stalking from escalating into life changing violence, or even murder.

With incredible access, this film investigates the work of the violence reduction unit which has transformed ‘the murder capital of Europe’.

Part of an award winning strand - this film with unprecedented access and detailed forensics, features an antique dealer stabbed in his own home.

Stacey investigates South Korea’s new sex crime 'Molka', where stolen secret camera footage is used as DIY porn.

With exclusive access, this series re-examines international murder cases and offers a new perspective on True Crime programming.

Part of an award winning strand - this film, with unprecedented access and detailed forensics, features the gun murder of teenager Suhaib Mohammed.