File on 4

Slimming World is the leading diet organisation in the UK. It has 700,000 members and, at a time when obesity is spiralling in the UK, it has helped millions lose weight. It has contracts with the NHS and local government. If you meet the criteria, your doctor can sign you up for free. But could the Slimming World diet be encouraging disordered eating by some members?

File on 4 hears from people who believe that Slimming World has ...

Jodie had everything - a good job, great friends and a busy social life. But her world was turned upside down when she was targeted by an online abuser who posted pornographic deepfakes of her online. Initially turned away by the police, she turned detective herself - but nothing could prepare her for what she eventually discovers. She now struggles to trust anyone. And what happened to Jodie could happen to any of us. Here she tel...

As the cost of living crisis continues to increase the strain on families, a record 142,000 children in England are homeless and living in what should be short term temporary accommodation. Children are being consigned to B&Bs and hotels, former office blocks - even shipping containers – some without a bed of their own, living among rats and cockroaches - conditions the children’s commissioner has condemned as Dickensian. With ...

‘Employee Assistance Programmes’ - almost 25 million workers in the UK have access to one through their employer. They’re designed to help people deal with personal problems that might affect their performance at work by offering advice, support or counselling sessions. But are all providers offering a good service? File on 4 investigates.

Reporter: Alys Harte Producers: Vicky Carter and Ella Rule Technical Producer: Craig Boardman ...

"Maria" ended up in A and E after being assaulted by her 11-year-old child. There’s nothing unusual about children being rude or sometimes abusive to their parents, particularly when they’re adolescents. But some parents are attacked and abused by their children on a regular basis. It’s a pattern of behaviour that can begin as young as three years old and become unmanageable by teenage years.

Many parents remain silent out of shame...

It’s a scandal that went uncovered for 30 years. Body parts and organs from former workers in the nuclear industry were systematically removed for research. But the families of those former workers were never told. The truth only came to light following a three year inquiry published in 2010. But was this practice contained to one industry, or was this happening on behalf of others too?

News reports around the time of the Sellafiel...

The case of Carla Foster made headlines last year after the mother-of-three was initially sentenced to two years in prison for taking abortion pills after the legal cut-off. Since then, several other women have appeared in English courts accused of having illegal abortions, with increasing numbers of women under police investigation.

Reporter Divya Talwar hears from women who have been investigated on suspicion of procuring illegal...

File on 4 tells the story behind the brutal killing of schoolgirl Brianna Ghey. She was attacked in a park near Warrington in Cheshire on a Saturday afternoon in February 2023. Two teenagers - Scarlett Jenkinson and Eddie Ratcliffe - who were obsessed with murder and torture, have been convicted of her murder. In the build-up to the killing, they exchanged text messages outlining details of their plan. The girl even wrote a detaile...

When three young children and their carer were stabbed outside a school in Dublin, protests against immigration began, fuelled by rumours on social media. A night of rioting then followed, with shops looted, vehicles set alight, and police attacked. The rioting has placed immigration centre stage of Irish politics, with one of the country’s most famous sports stars, mixed martial arts fighter Conor McGregor, claiming Ireland is “at...

Councils in England and Wales are owed half a billion pounds - mainly in uncollected taxes and fines; money that's needed for essential services. Now, more and more, many are turning to bailiffs to recover the money. File on 4 hears from those on the receiving end - and industry insiders who say their colleagues are incentivised to behave badly. Mark Lobel also speaks to those at the forefront of industry reform who believe say the...

Handguns which fire blanks are being converted into deadly weapons by criminals. File on 4 has discovered they're now being used more often than real handguns. Adrian Goldberg meets victims of gun crime and explores the UK's trade in illegal firearms. He discovers how easy it is to buy a blank firing pistol which can be illegally converted into a lethal weapon in 20 minutes, and hears from a former gangster who warns the law has ...

The story of the Post Office IT scandal has gained new momentum in the wake of an ITV dramatisation about how dozens of subpostmasters were falsely accused of theft and fraud and hauled through the courts. After 20 years, campaigners won a legal battle to have their cases reconsidered and in 2019 the Post Office lost a High Court battle and agreed to pay nearly £60 million to more than 550 of its staff. Some ended up in prison, oth...

For more than twenty years, Zholia Alemi worked as a psychiatrist for the NHS. She practiced the length and breadth of the country, treating vulnerable patients with dementia, learning disabilities and mental illness. And then she was caught in a lie. Alemi was found guilty of forging a dementia patient’s will. But this deception was only the beginning. From Crowd Network, Doctor of Deception investigates how one woman’s web of l...

File on 4 tells the story behind the brutal killing of 16-year-old transgender schoolgirl Brianna Ghey. She was attacked in a park near Warrington in Cheshire on a Saturday afternoon in February 2023. Two teenagers, who were obsessed with murder and torture, have been convicted of her murder. In the build-up to the killing, they'd exchanged text messages outlining a details of their plan. Reporter Katie Barnfield speaks to Brianna’...

Felicity Hannah explores how climate change is leaving communities 'uninsurable' because of the rising risk of them being hit by extreme weather events.

She speaks to one businessman living in 'Hurricane Alley' in Louisiana, who has seen his premiums rise by $200,000 in just three years, and learns how many residents are now having to run the risk of living without insurance, because the cost is just too high.

In Australia, she spea...

File on 4 reveals how hundreds of vulnerable women and children are being trafficked to the UK by organised crime gangs to work as shoplifters. The victims are forced to live in squalor in overcrowded houses in England, Scotland and Northern Ireland. Investigators have discovered there are 154 known members of one gang which is making millions for the gangmasters from Eastern Europe. High street stores have reported a 25 per cent i...

Lucy Letby was allowed to continue working with new-born babies despite her colleagues raising concerns about her for months. Her conviction highlighted how NHS executives put the reputation of the Countess of Chester NHS Trust ahead of patient safety. But what happened in Cheshire was far from a one-off. File on 4 hears from doctors with unblemished medical careers who were sacked after raising patient safety concerns. The program...

Artificial intelligence, or AI, makes it possible for machines to learn - and in the future it will perform many tasks now done by humans. But are criminals and bad actors ahead of the curve? AI is already being used to commit fraud and other crimes by generating fake videos and audio; fast emerging threats that form just part of a potential new crime wave. File on 4 investigates.

Reporter: Paul Connolly Producer: Fergus Hewison Edi...