The BAFTA-award-winning talk show­ is back with a new series featuring the biggest celebrities and the brightest conversation on television.

Idris Elba stars as maverick detective John Luther in this gripping, smart and entertaining thriller. A detective working for London's Serious Crime Unit, Luther is a dedicated policeman, an inspired maker of connections and a whirlwind genius.

The murder of a prominent local figure strikes at the heart of the Shetland community. As motives are uncovered, the investigation takes a sinister turn. 

Could an ambitious experiment help change the future of coral reefs? In the Maldives, leading coral scientists join forces to tackle the effects of warming seas.