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Season
- Season 0 1976-01-01
- Season 1 1972-09-11
- Season 2 1973-09-03
- Season 3 1974-09-05
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- Season 6 1977-08-30
- Season 7 1978-09-07
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- Season 10 1981-09-06
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- Season 17 1989-01-15
- Season 18 1990-01-07
- Season 19 1991-01-20
- Season 20 1992-02-16
- Season 21 1993-01-10
- Season 22 1994-03-20
- Season 23 1995-04-09
- Season 24 1996-05-29
- Season 25 1997-06-09
- Season 30 2003-07-07
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- Season 38 2011-11-04
- Season 39 2012-08-10
- Season 40 2013-08-09
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- Season 42 2015-08-07
- Season 43 2016-07-13
- Season 44 2017-07-28
- Season 45 2018-10-05
- Season 46 2019-08-09
- Season 47 2020-10-05
- Season 48 2021-08-23
- Season 49 2022-09-19
- Season 50 2023-08-28
- Season 51 2024-08-12
Season 51 Episode
- Season 5 Episode 1
- Season 5 Episode 2
- Season 5 Episode 3
- Season 5 Episode 4
- Season 5 Episode 5
- Season 5 Episode 6
- Season 5 Episode 7
- Season 5 Episode 8
- Season 5 Episode 9
- Season 5 Episode 10
- Season 5 Episode 11
- Season 5 Episode 12
- Season 5 Episode 13
- Season 5 Episode 14
- Season 5 Episode 15
- Season 5 Episode 16
- Season 5 Episode 17
Mastermind - Season 5 Episode 9
5.40 30 minutes London University provides the venue for this ninth heat.
The contestants are:
DENIS VANDERVELDE, freelance management consultant - World Postal History
ANN-MARY HILLS, housewife - Life of Horatio Nelson
JOHN PALMER-BARNES, baker - Life and works of Sir Barnes Wallis
ALAN ILIFFE, psychologist - Novels of Anthony Trollope
