Stephen Fry looks at Knees, Knockers and other things starting with 'K'. With Sara Pascoe, Jack Whitehall, David Mitchell and Alan Davies.

Stephen Fry looks at a whole kit and kaboodle of K topics. With Noel Fielding, Ross Noble, Colin Lane and Alan Davies.

Stephen Fry looks into the quite interesting world of K-Folk with Katherine Ryan, Josh Widdicombe, Phill Jupitus and Alan Davies.

Stephen Fry looks into knits, knots and other things starting with K, with Sue Perkins, Ross Noble, David Mitchell and Alan Davies.

Stephen Fry asks for quite interesting facts about kings, with his loyal subjects Jeremy Clarkson, Jimmy Carr, Bill Bailey and Alan Davies.

Stephen Fry presents a killer edition of the quiz about quite interesting facts. With Sandi Toksvig, Trevor Noah, Jason Manford and Alan Davies.

Stephen Fry ponders the topic of knowledge and explains how many previous QI facts are still thought to be true. With Graham Linehan, Jimmy Carr, Jo Brand and Alan Davies.

Stephen Fry looks for his keys, with Isy Suttie, Tim Minchin, Bill Bailey and Alan Davies.

Stephen Fry gets things moving with a look into all things kinetic, with Jo Brand, Marcus Brigstocke, Danny Baker and Alan Davies.

Stephen Fry plays for keeps, with Sarah Millican, Jason Manford, Bill Bailey and Alan Davies.

Stephen Fry discusses knights and knaves. Victoria Coren, Sue Perkins, Rev. Richard Coles and Alan Davies are his guests at the round table.

Stephen Fry looks at everything in the kitchen but the sink, with Victoria Wood, Richard Osman, Jason Manford and Alan Davies.

Stephen Fry gets into the Christmas spirit with Jo Brand, Brendan O'Carroll, Phill Jupitus and Alan Davies.

Stephen Fry goes decidedly kitsch with Sue Perkins, Reginald D. Hunter, Jimmy Carr and Alan Davies.

Stephen Fry looks at a complete kaleidoscope of K-topics with Liza Tarbuck, Susan Calman, Sandi Toksvig and Alan Davies.

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.