John Triffitt

Jack the Ripper was a prince, a pauper, a mason, a madman... A host of more and more bizarre theories have surrounded the unexplained killings in Whitechapel since they hit the headlines in 1888. This film dispels the grisly fiction, revealing for the first time the true contents of the police and Home Office files on the case, drawing on the expertise of historians and of those who have encountered today's killers - on the street or behind bars.

Timewatch is a long-running British television series showing documentaries on historical subjects, spanning all human history. It was first broadcast on 29 September 1982 and is produced by the BBC, the Timewatch brandname is used as a banner title in the UK, but many of the individual documentaries can be found on US cable channels without the branding.

Aubrey Manning sets out on a journey to study the changing face of Britain's countryside