Funny and intelligent Graham Norton welcomes the brightest stars of the entertainment world to his couch and manages to discover new, surprising sides in them.

QI. Comedy quiz show full of quirky facts, in which contestants are rewarded more if their answers are 'quite interesting'.

Comedian Romesh Ranganathan takes charge of the back-stabbing, big money, game show. Can the contestants create a chain of answers and avoid being the weakest link?

The helicopter wildlife crew aimed to capture the hunting flights of eagles high in the mountains, but they had to go extreme paragliding to get an eagle's eye view.

The team head to the Brazilian jungle to track down a newly discovered species of river dolphin, but spiders, aggressive red ants and torrential rain storms hamper their quest.

A team of antiques experts pitch up around the country to value your treasures in a programme that has become a national institution.

QI. Comedy quiz show full of quirky facts, in which contestants are rewarded more if their answers are 'quite interesting'.

QI. Comedy quiz show full of quirky facts, in which contestants are rewarded more if their answers are 'quite interesting'.