Stephen Fry investigates the letter J with Victoria Coren, Bill Bailey, Jimmy Carr and Alan Davies.

Stephen Fry looks at jam, jelly, and juice. With Jo Brand, Liza Tarbuck, Sue Perkins and Alan Davies.

Stephen Fry looks at journeys with Cal Wilson, Rob Brydon, Phill Jupitus and Alan Davies.

Stephen Fry looks at people whose names start with J. With Katy Brand, Sue Perkins, David Mitchell and Alan Davies.

Stephen Fry asks for 'quite interesting' facts about places which start with the letter J. With Susan Calman, Sandi Toksvig, Bill Bailey and Alan Davies.

Stephen Fry asks for 'quite interesting' answers about joints. With Cal Wilson, Jack Whitehall, Jimmy Carr and Alan Davies.

Stephen Fry asks for 'quite interesting' answers about journalism. With Shappi Khorsandi, Ross Noble, Johnny Vegas and Alan Davies.

Stephen Fry looks into a jumble of things that start with the letter 'J'. With Jo Brand, John Sessions, Dara Ó Briain and Alan Davies.

Stephen Fry looks at jeopardy. With Julia Zemiro, Sue Perkins, Ross Noble and Alan Davies.

Stephen is joined on the show by Greg Proops, David O'Doherty, Reginald D Hunter and Alan Davies as they look at jungles.

Stephen Fry looks at jumpers, with Julian Clary, Ross Noble, Bill Bailey and Alan Davies.

Stephen Fry looks at Justice, with Professor Brian Cox, Rhys Darby, Jason Manford and Alan Davies.

Stephen Fry looks at jobs with Sarah Millican, David Mitchell, Rev. Richard Coles and Alan Davies.

In a special Christmas edition, Stephen Fry jingles a few bells with Sarah Millican, Phill Jupitus, Danny Baker and Alan Davies.

A compilation of some of the best bits from the series, with Stephen Fry and Alan Davies.

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

Stephen Fry has a jolly good time in the company of Julia Zemiro, Tim Vine, Rob Brydon and Alan Davies.

Stephen Fry looks at all manner of inventions, and some that proved to be "Just the Job". With Sandi Toksvig, Jason Manford, Jeremy Clarkson and Alan Davies.