Louis immerses himself in the world of Ohio’s state psychiatric hospitals, meeting patients who have committed crimes – at times horrifically violent – while in the grip of severe mental…

David Attenborough celebrates the amazing variety of the natural world in this epic documentary series, filmed over four years across 64 different countries.

One hundred years after the Russian Revolution, Simon Reeve embarks on an extraordinary three-part journey across Russia.

It’s the late 1960s, homosexuality has only just been legalised and Jeremy Thorpe, the leader of the Liberal party, has a secret he’s desperate to hide.