Dominic Ozanne

At its peak, The Black and White Minstrel Show was watched by a Saturday night audience of more than 20 million people. David Harewood goes on a mission to understand the roots of this strange, intensely problematic cultural form: where did the show come from, and what made it popular for so long? With the help of historians, actors and musicians, David uncovers how, at its core, blackface minstrelsy was simply an attempt to make racism into an art form - and can be traced back to a name and a date.

BAFTA winning actor Martin Clunes scuba dives in the Maldives seeking out the strange inhabitants that live beneath the sea. One resident of these warm blue waters have so far eluded him - the reef manta; one of evolution's true masterpieces. Martin will come closer to these gentle giants than he'd ever imagined possible; moved by their trust and intrigued by their mystery.

Ade Adepitan spends an eye-opening week in South Africa's controversial 'whites only' town of Orania, and tries to find common ground with its Afrikaner residents

Follow Nicholas Jellicoe to Jutland, Denmark, site of a WWI sea battle that ruined his grandfather's reputation.

The series is mainly focused on social issues and current affairs stories around the world. International current affairs documentaries, replacing "Correspondent".

Martin Clunes travels down to the Indian Ocean to witness what many fear is the lemur's last stand.