Madeleine McCann: The Case Against Christian B

Mark Williams-Thomas carries out the first active British investigation into Christian B.

Wrongly Convicted: Innocent of Murder

In 1973, Michael and Patrick McDonagh were sentenced to life in prison for a murder they didn't commit. In Mark Williams-Thomas' latest investigation, he examines the evidence, speaks to witnesses, and unearths a conspiracy to the course of justice.

Diana: The Ultimate Truth

Marking the 25th anniversary of the tragic car crash that killed her, this new ground-breaking documentary will examine the death of Diana, Princess of Wales. Twenty five years on, many questions around what happened, and who is responsible, still remain. Featuring exclusive never before heard interviews, former Detective and award-winning Investigative Journalist Mark Williams-Thomas, will examine some of the theories that have emerged since Diana’s death and will set out to answer key questions: Could Diana have actually survived the crash...