Stephen Fry quizzes Phill Jupitus, Jo Brand, Hugh Dennis and Alan Davies on all things French.

Stephen Fry follows the flock for a look at fashion with Clive Anderson, Rich Hall, Reginald D Hunter and Alan Davies.

Stephen Fry glances gleefully at gardens and other subjects starting with the letter G. With panellists David Mitchell, Rob Brydon, Dara Ó Briain and Alan Davies.

Stephen Fry genially generalises about animals starting with G, with Sandi Toksvig, Bill Bailey, Sean Lock, Alan Davies and special extra guest John Hodgman.

Stephen Fry gets the gist of geography with Jo Brand, Rob Brydon, Jimmy Carr and Alan Davies.

Best bits of the G series, part 1.

Best bits of the G series, part 2.

Stephen Fry asks unanswerable questions about body parts beginning with the letter H.

Sean Lock, David Mitchell, Danny Baker and Alan Davies are quizzed on hoaxes.

Stephen Fry asks unanswerable questions about happiness, with Andy Hamilton, Rich Hall, Phill Jupitus and Alan Davies.

Stephen Fry asks unanswerable questions about Halloween, with Chris Addison, Sean Lock, Dara Ó Briain and Alan Davies.

Stephen Fry asks unanswerable questions about horses and hunting, with Clare Balding, Dara Ó Briain, Jimmy Carr and Alan Davies.

Stephen Fry asks questions about hypnosis, hallucinations and hysteria. With Ronni Ancona, Phill Jupitus, Robert Webb and Alan Davies.

A compilation of some of the best bits from the H series of QI, with Stephen Fry, Alan Davies, and a host of special guests.

A compilation of some of the best bits from the H series of QI, with Stephen Fry, Alan Davies, and a host of special guests.

Stephen Fry talks about indecision with Jimmy Carr, Rich Hall, Phill Jupitus and Alan Davies.

Stephen Fry looks at insects and other invertebrates. With Sarah Millican, Jimmy Carr, Johnny Vegas and Alan Davies.

Stephen Fry investigates Illness with Jo Brand, Ben Goldacre, Andy Hamilton and Alan Davies.

Stephen Fry asks some taxing questions about things that start with I, with Sandi Toksvig, Al Murray, Dara Ó Briain and Alan Davies.

Collection of highlights from QI Series 9 - aka the letter 'I' series.

Second collection of highlights from QI Series 9 - aka the letter 'I' series.

More of the best bits from the series, with Stephen Fry, Alan Davies and guests.

Stephen Fry and Alan Davies are joined by a selection of guests for a compilation of favourite moments from the K series of the quiz about 'quite interesting' facts.

Stephen Fry and Alan Davies are joined by a selection of guests for a compilation of favourite moments from the K series of the quiz about 'quite interesting' facts.

Stephen Fry and Alan Davies are joined by Jimmy Carr, Claudia O'Doherty and Suggs.