Dan and Lucy visit Mobuoy, and reveal the audacious scam of how criminals dumped a million tonnes of waste. But there’s worse, as they learn what was buried.

"All you have to do... is dig it up."

A trucker’s deathbed tape plays out. It’s urgent, desperate.

In a thrilling ten-part investigation, the husband-and-wife duo dive into a criminal underworld, all the time following clues left in a deathbed tape. They’re driven by one question - what did the man in the tape know?

Presenters and Producers: Dan Ashby and Lucy Taylor

A Smoke Trail production for BBC Radio 4

A trucker leaves a tape about an appalling crime. Three words echo - Dig it Up. It leads one couple to the story of an illegal million-tonne dump in the UK.

In this BBC Radio 4 podcast series, investigative journalists Dan Ashby and Lucy Taylor deep-dive into one of the worst environment crimes in UK history. They uncover missing documents, fears of toxicity and allegations of organised crime, and realise they've stumbled into something much bigger. As they pick at the threads of one crime, they begin to see others. Could Britain be the home of a new mafia, getting rich on our waste?

Presenters and Producers: Dan Ashby and Lucy Taylor

A Smoke Trail production for BBC Radio 4

A trucker leaves a deathbed tape about an appalling crime. It leads two reporters into a criminal underworld. But what did the man in the tape know? His plea: dig it up.