Season
- Season 0 2006-12-06
- Season 1 2003-09-11
- Season 2 2004-10-08
- Season 3 2005-09-30
- Season 4 2006-09-29
- Season 5 2007-09-21
- Season 6 2008-11-14
- Season 7 2009-11-26
- Season 8 2010-09-17
- Season 9 2011-09-09
- Season 10 2012-09-14
- Season 11 2013-09-06
- Season 12 2014-10-03
- Season 13 2015-10-16
- Season 14 2016-10-21
- Season 15 2017-10-20
- Season 16 2018-09-10
- Season 17 2019-09-06
- Season 18 2020-05-27
- Season 19 2021-09-09
- Season 20 2022-11-11
- Season 21 2023-12-18
- Season 22 2024-10-22
- Season 23 2025-10-21
QI - Season 3 Episode 3 Common Knowledge
7.94 48 minutes 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.
