File on 4 Investigates

File on 4 Investigates reveals the global criminal networks flooding the UK with fake cigarettes. We trace the supply chain smuggling the counterfeits across borders and lay bare the human cost as vulnerable people are moved across continents and made to work and live in clandestine factories here in the UK.

We reveal how a secret factory capable of making up to a quarter of a billion cigarettes a year was recently uncovered in the ...

The number of children taken into care before they reach their first birthday is at a worryingly and persistently high level, according to new figures. In many of those cases it is unsafe for parents to look after their children - but experts believe that a significant number of those babies might not have gone into care, if the right support was in place.

This programme investigates the support birth families receive and how much ...

"Tinderbox"conditions created by a long, hot, dry summer brought a record number of wildfires in 2026. Dozens of homes were destroyed or damaged, huge areas of land burned, and one man died. But experts are warning there may be worse to come in future as climate change makes conditions for wildfires in the UK even more likely. The Government banned disposable barbecues in the summer, sent out a wildfire alert to people's mobile pho...

The Ahmadi Religion of Peace and Light moved into a former orphanage in Crewe in 2021. It’s American-born leader Abdullah Hashem has declared himself the Madhi or saviour. But earlier this year, 500 police officers raided the organisation's headquarters, leading to protests in the town throughout the summer. File on 4 Investigates follows the group’s journey from Egypt through Europe to discover what brought them to th...

In October 2015 President Xi Jinping was welcomed to Britain on a state visit, the event was seen as the pinnacle of the so called 'Golden Era' of warm relations between the UK and China. Over a decade later, and despite a cooling of that relationship, File on 4 Investigates discovers Chinese state money and influence reaching far into UK companies and universities as China targets British chip and blockchain technology, and asks w...

One doctor dies by suicide every three weeks, according to figures from the British Medical Association.

In 2021, Dr Lalith Wijedoru left his role as consultant paediatrician in emergency medicine, to focus on supporting workforce health and wellbeing, including those working in healthcare.

Given rare access to a wellbeing and recovery retreat, we hear emotional testimonies from the four groups of doctors at greatest risk of suicide...

Coroners are called to investigate sudden, unexpected and violent deaths. In the more complex cases, they open an inquest.

The BBC's social affairs correspondent Michael Buchanan has seen many coroners in action and reported from many inquests.

For this programme we follow the inquest of Daniel Lindsay, who died in 2023 aged 41 in a Surrey care home, as we ask wider questions about coroners courts in England and Wales. Are they ope...

Psychiatrist Dr Gwen Adshead has spent more than 30 years working with violence perpetrators. In this programme, she visits Homeboy Industries in Los Angeles, the largest gang rehabilitation in the world. The charity, which offers training, education, therapy and other services, was set up by a Jesuit Priest, Father Gregory Boyle. He was responding to the so-called “decade of death,” in the late 1980s, as his neighbourh...

Operation Venetic was the UK’s largest-ever law enforcement operation, following the infiltration of the encrypted communications network, EncroChat.

Among those arrested was Faye Dunn, a former international footballer who had become involved as an administrator in an international operation to supply drugs. After three years in prison, Faye has now completed her sentence and is rebuilding her life away from the drugs trade....

A Romanian Ransom uncovers one of the Cold War's strangest secrets - a covert trade in which Jewish lives were bought and sold for livestock and cash. In 1958, MI5 agents watch pigs being loaded onto a plane in Hertfordshire, bound for Communist Romania. The man behind it, Henry Jakober, was a London livestock trader with hidden ties to Romanian intelligence.

The documentary follows Andrea Bernard and Radu Horaud, two children raise...

The quality of maternity care in hospitals across the country has been in the spotlight following a series of scandals. On File on 4 Investigates families allege serious failings of care at the Countess of Chester maternity unit - the same hospital where neonatal nurse Lucy Letby was convicted of murdering and attempting to murder 14 babies.

We speak to families about their experiences and ask what implications the quality of mat...

Whistleblower Simon Andriesz reveals how he unearthed evidence that US Commerce Secretary Howard Lutnick had failed to disclose a business relationship with the paedophile financier, Jeffrey Epstein. The British broker, who worked at one of Lutnick’s Wall Street firms, made the discovery in the Epstein files, some of which were released earlier this year.

Mr Andriesz also speaks for the first time about the personal cost of d...

Last year a Parliamentary Report concluded that between 1949 and 1976, around 185,000 babies of unmarried mothers were put up for adoption in England and Wales, many of these by force. For File on Four, The Skewer’s Jon Holmes investigates whether he was one of them.

Jon Holmes has always known he was adopted, but was never very interested in searching for his birth parents until results of a recent DNA test proved he was of...

File on 4 Investigates concerns about how some strict discipline measures are being implemented in schools across England.

We discovered students internally excluded for around 20% of their lesson time, and some much longer. The Outwood Grange Academy in Wakefield put one pupil in an isolation booth for more than half of the academic year.

We hear from a mother in Devon whose son Taylor took his own life, weeks after he’d e...

File on 4 Investigates how Immigration Enforcement officers are tackling sham marriages. Claire Jones follows Home Office officials as they apprehend people entering into, and organising fake marriages in order to circumvent the UK’s immigration laws. She discovers details of criminal gangs charging people up to £30,000 for a partner and 'marriage pack', a set of photos and documents designed to create a convincing back story...

The Church of England is confronting difficult questions over a £100 million fund to address its historic links to slavery. Aleem Maqbool hears from clergy, historians and politicians as he explores the arguments over reparations, responsibility and whether the Church can make amends for sins of the past.

Presenter: Aleem Maqbool Producers: Hayley Mortimer & Catherine Wyatt Technical Producer: Cameron Ward Production Co-ordinato...

Liv Nervo is one of the world’s most successful female DJs, who along with her twin sister, make up NERVO. She was starting a family with a man she believed was the love of her life - but at six months pregnant, she discovered he had been living a double life. She says she entered the relationship under false pretences and wouldn't have consented to sex had she known the truth about his other relationship.

What happened to her...

Hair Strand Tests can show if parents have been using drink or drugs. Such tests play can a central part in Family Court hearings every year as judges decide whether children should go into care or not. Some barristers have been raising the alarm over the way the tests are presented and interpreted in the Famly Court. And, for the first time, File on 4 Investigates talks to mothers who nearly lost their babies – thanks to h...

As the government plans major reform of the England's Special Educational Needs system, File on 4 Investigates goes back to the floor, spending time with councils as funding decisions are made and with families trying to navigate a system in flux.

From home-schoolers in Whitley Bay to getting on board a school bus in Hackney, we'll hear about the challenges of delivering services to tens of thousands of children with SEN each year....