Seasons & episodes
S9 · E1I-Spy 2011-09-09 · 29 min
Stephen Fry plays I-Spy with Sandi Toksvig, Lee Mack, Jimmy Carr and Alan Davies.
S9 · E2International 2011-09-16 · 29 min
Stephen asks unanswerable questions with an international flavour. With Jack Dee, David Mitchell, Bill Bailey and Alan Davies.
S9 · E3Imbroglio 2011-09-23 · 29 min
Stephen Fry investigates an imbroglio of issues with John Bishop, Frank Skinner, Sean Lock and Alan Davies.
S9 · E4Indecision 2011-09-30 · 29 min
Stephen Fry talks about indecision with Jimmy Carr, Rich Hall, Phill Jupitus and Alan Davies.
S9 · E5Invertebrates 2011-10-07 · 29 min
Stephen Fry looks at insects and other invertebrates. With Sarah Millican, Jimmy Carr, Johnny Vegas and Alan Davies.
S9 · E6Inventive 2011-10-14 · 29 min
Stephen Fry waxes inventive with Nina Conti, Sean Lock, Bill Bailey and Alan Davies.
S9 · E7Incomprehensible 2011-10-21 · 29 min
Stephen Fry considers some incomprehensible questions with Sue Perkins, Ross Noble, Professor Brian Cox and Alan Davies.
S9 · E8Inequality 2011-10-28 · 29 min
Stephen Fry addresses inequality and injustice with Sandi Toksvig, Clive Anderson, Henning Wehn and Alan Davies.
S9 · E9Illness 2011-11-04 · 29 min
Stephen Fry investigates Illness with Jo Brand, Ben Goldacre, Andy Hamilton and Alan Davies.
S9 · E10Inland Revenue 2011-11-11 · 29 min
Stephen Fry asks some taxing questions about things that start with I, with Sandi Toksvig, Al Murray, Dara Ó Briain and Alan Davies.
S9 · E11Infantile 2011-11-18 · 29 min
Stephen Fry casts light on the subject of Infantile. With Lee Mack, Ronnie Ancona, Dave Gorman and Alan Davies.
S9 · E12Illumination 2011-11-25 · 29 min
Stephen Fry casts light on the subject of illumination. With Jack Dee, Chris Addison, Rich Hall and Alan Davies.
S9 · E13Intelligence 2011-12-02 · 29 min
Stephen Fry asks some intelligent questions. With Jo Brand, David Mitchell, Phill Jupitus and Alan Davies.
S9 · E14VG Part 1 2011-12-16 · 29 min
Collection of highlights from QI Series 9 - aka the letter 'I' series.
S9 · E15VG Part 2 2011-12-23 · 29 min
Second collection of highlights from QI Series 9 - aka the letter 'I' series.
S9 · E16Ice 2011-12-29 · 29 min
In a special Christmas edition, Stephen Fry looks at ice. With contestants Ross Noble, Sean Lock, Brian Blessed and Alan Davies.
S9 · E17Immortal Bard 2012-04-27 · 29 min
Stephen Fry investigates the Immortal Bard with Sue Perkins, Bill Bailey, David Mitchell and Alan Davies in a special show for the Cultural Olympiad.
S9 · E18Idleness 2012-05-04 · 29 min
Stephen Fry takes a lazy look at idleness with Ross Noble, Dara Ó Briain, Jeremy Clarkson and Alan Davies.