Diana: The Ultimate Truth


1 x 60'

Production company

Content Kings

Year of production


Commissioning channels

Reelz / Paramount +



In a landmark documentary first, marking the 25th anniversary of the tragic car crash that killed her, multi award-winning investigative journalist and former police detective, Mark Williams-Thomas, embarks on a ground-breaking investigation into the death of Diana, Princess of Wales.

More than two decades on, the circumstances around Princess Diana's death continue to create international headlines. A global icon, arguably the most famous woman in the world, killed aged just 36, in a car crash in a Paris underpass.

Despite a verdict of unlawful killing and two police investigations into the devastating crash, many questions around what happened, and who is responsible, remain.

In this ground-breaking documentary, Royal Television Society and Peabody award-winning investigative journalist and former detective, Mark Williams-Thomas (The Investigator: A British Crime Story - ITV/Netflix), best known for sensationally exposing paedophile, Jimmy Savile, goes on an explosive journey to find the truth, confront the lies and uncover what really happened to Princess Diana.

Back to catalogue

Trailer: Diana: The Ultimate Truth

Screener: Diana: The Ultimate Truth