A Panorama investigation earlier this year showed how paedophiles were using the internet to groom unsuspecting youngsters for sex.

Was a skeleton found under a Leicester car park really Richard III? With exclusive access to the investigating team, this documentary reveals the answer.

Errol Morris broke cinematic ground with The Thin Blue Line, establishing a new genre in the non-fiction feature by creating a fascinating reconstruction and investigation of a brutal and senseless murder.

This week’s Storyville chronicles an extraordinary story of murder, love and political conspiracy triggered when a video of a murdered Guatemalan lawyer surfaced on Youtube in which he foretold his own death and named the culprits.

It is almost exactly 30 years since the BBC's Rough Justice team began investigating miscarriages of justice. The programme can claim to have achieved the overturning of the convictions of 18 people in 13 separate cases, continuing sporadically for over 25 years until it was finally axed in November 2007.