Two years on from their award-winning Buried series about British waste crime, investigative journalists Dan Ashby and Lucy Taylor return... more

In a finale of discoveries, Dan and Lucy speak to Douglas's best friend and finally learn the truth about his... more

A friend casts doubt on Douglas’ honesty. Could he have lied? Dan and Lucy uncover unsettling truths, and begin to... more

Dan and Lucy are shown how official reports have been changed, and hear allegations of ‘cover-up’ and ‘conspiracy’. What do... more

Michael Sheen calls... have Dan and Lucy accidentally poisoned him? Probably not, but scientists warn that 'something out there' is... more

Dan rushes to a site in South Wales, where PCBs are reportedly escaping from an old landfill site. He and... more

As Dan and the film star Michael Sheen go digging around a toxic site, they are given a warning -... more

A child born without eyes. What did the chemical do? In Alabama, Dan finds a contaminated town, still reeling from... more

“They would have killed me.” Douglas Gowan says he was denounced in Parliament, impersonated and attacked - all to keep... more

Reporters Dan Ashby and Lucy Taylor visit the film star Michael Sheen - who recorded the witness's final account -... more