Stephen Fry and Alan Davies are joined by Jackie Clune, Jo Brand and Jimmy Carr to discuss some Quite Interesting topics beginning with the letter A.

Stephen Fry and Alan Davies are joined by Bill Bailey, Jo Brand and Jimmy Carr to discuss some Quite Interesting topics beginning with the letter B.

Stephen Fry and Alan Davies are joined by Jimmy Carr, Sean Lock and Rory McGrath to discuss some Quite Interesting topics beginning with the letter C.

Stephen Fry, Alan Davies, Sean Lock, Jimmy Carr and Jo Brand discuss quite interesting topics beginning with 'D', particularly 'Danger'.

Stephen Fry, Alan Davies, Jimmy Carr, Phill Jupitus and John Sessions discuss quite interesting topics beginning with 'D', particularly 'Drinking'.

Stephen Fry, Alan Davies, Rob Brydon, Jimmy Carr and Bill Bailey discuss quite interesting topics beginning with 'E' - this episode's theme is 'Engineering'.

Guests Jimmy Carr, Phill Jupitus and Johnny Vegas join Stephen Fry and Alan Davies in a Quite Interesting quiz about eating.

Alan Davies, Jimmy Carr, Phill Jupitus and David Mitchell this week discuss eyes and ears in a Quite Interesting quiz with Stephen Fry.

Alan Davies, Jimmy Carr, Doon Mackichan and Dara Ó Briain this week talk about endings in this Quite Interesting quiz with Stephen Fry.

Sean Lock, Jimmy Carr, Marcus Brigstocke and Alan Davies are quizzed on fakes and frauds.

For this Flora and Fauna themed episode, panelists Alan Davies, Jo Brand, Jimmy Carr and newcomer John Sergeant answer questions about fairy rings, frogs and toads and flea circuses.

In this episode, panelists Alan Davies, Jimmy Carr, Rich Hall and David Mitchell discuss various Food-related topics like chips, Russian service and... oral sex.

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

Stephen Fry gives gifts, with help from Jan Ravens, Jimmy Carr, Clive Anderson and Alan Davies.

Stephen Fry, Alan Davies and guests explore their gothic side, with special appearance by the dutch QI host, Arthur Japin.

Stephen Fry asks unanswerable questions about humans, with Jo Brand, Jack Dee, Jimmy Carr 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 plays I-Spy with Sandi Toksvig, Lee Mack, Jimmy Carr and Alan Davies.

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 the letter J with Victoria Coren, Bill Bailey, Jimmy Carr 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 facts about kings, with his loyal subjects Jeremy Clarkson, Jimmy Carr, Bill Bailey 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 goes decidedly kitsch with Sue Perkins, Reginald D. Hunter, Jimmy Carr and Alan Davies.

Stephen Fry lumps together a whole lot of L-themed larks, from lava lamps to love handles. With David Mitchell, Ronni Ancona, Jimmy Carr and Alan Davies.

Carrie Fisher, Bill Bailey, Jimmy Carr and Alan Davies are in the QI Christmas special.

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

Stephen Fry marshals miscellaneous military matters with Sheila Hancock, Jimmy Carr, Jeremy Clarkson and Alan Davies.

Stephen Fry muddles through the middle show of the middle series of QI with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Sandi Toksvig hosts the Not Nearly episode of QI with Gyles Brandreth, Victoria Coren Mitchell, Jimmy Carr and Alan Davies.

Sandi Toksvig considers some naval navigation matters with Johnny Vegas, Ronni Ancona, Jimmy Carr and Alan Davies.

Sandi Toksvig finds out what's new with Jo Brand, Clive Anderson, Jimmy Carr and Alan Davies.

Find out how to sort the sheep from the goats, discover the opposite of Tarzan, and meet the telescope that points straight through the Earth. With Jimmy Carr, Colin Lane, Sara Pascoe and Alan Davies.

Sandi Toksvig looks at some oddballs with Jason Manford, Jimmy Carr, Victoria Coren Mitchell and Alan Davies.

Sandi and Alan poke holes in the patchwork with Sally Philips, Jimmy Carr and Gyles Brandreth.

Sandi Toksvig considers pain and punishment with Jimmy Carr, Lee Mack, Alice Levine and Alan Davies.

Sandi Toksvig calls for a bit of quiet with Alan Davies, Jimmy Carr, Andrew Maxwell and Sara Pascoe.

Sandi Toksvig looks at quills with Alan Davies, Tom Allen, Jimmy Carr and Lou Sanders.

Sandi Toksvig invites you to enjoy a QI smörgåsbord with Jen Brister, Jimmy Carr, Chris McCausland and Alan Davies.

Sandi goes tricking and treating with Ria Lina, Eshaan Akbar, Jimmy Carr and Alan Davies.

Sandi Toksvig is joined by Eshaan Akbar, Jo Brand, Jimmy Carr, and Alan Davies for a festive special. They'll uncover Santa Claus' whereabouts, why horses make excellent party guests, and why there always seems to be room for Christmas pudding - plus Sandi showcases her super-cool, cutting-edge hidden talent.

Sandi Toksvig gets vocal with Ed Byrne, Jimmy Carr, Judi Love and Alan Davies.