Season
- Season 1 1987-10-30
- Season 2 1988-01-08
- Season 3 1989-01-04
- Season 4 1990-01-03
- Season 5 1991-01-09
- Season 6 1992-01-08
- Season 7 1993-01-06
- Season 8 1994-01-05
- Season 9 1995-01-11
- Season 10 1996-01-10
- Season 11 1997-01-09
- Season 12 1998-01-15
- Season 13 1999-01-07
- Season 14 2000-02-03
- Season 15 2001-02-03
- Season 16 2002-03-06
- Season 17 2003-05-11
- Season 18 2004-04-05
- Season 19 2005-01-24
- Season 20 2006-02-13
- Season 21 2007-01-08
- Season 22 2008-01-10
- Season 23 2009-01-05
- Season 24 2010-01-11
- Season 25 2011-01-09
- Season 26 2012-02-13
- Season 27 2013-01-07
- Season 28 2014-01-20
- Season 29 2015-01-12
- Season 30 2016-02-01
- Season 31 2017-01-16
- Season 32 2018-01-28
- Season 33 2019-01-02
- Season 34 2020-02-24
- Season 35 2021-02-22
- Season 36 2022-01-30
- Season 37 2023-02-12
- Season 38 2024-05-16
- Season 39 2025-03-04
- Season 40 2026-02-09
Season 40 Episode
- Season 4 Episode 1
- Season 4 Episode 2
- Season 4 Episode 3
- Season 4 Episode 4
- Season 4 Episode 5
- Season 4 Episode 6
- Season 4 Episode 7
- Season 4 Episode 8
- Season 4 Episode 9
- Season 4 Episode 10
- Season 4 Episode 11
- Season 4 Episode 12
- Season 4 Episode 13
- Season 4 Episode 14
- Season 4 Episode 15
- Season 4 Episode 16
- Season 4 Episode 17
- Season 4 Episode 18
- Season 4 Episode 19
- Season 4 Episode 20
- Season 4 Episode 21
- Season 4 Episode 22
- Season 4 Episode 23
- Season 4 Episode 24
- Season 4 Episode 25
- Season 4 Episode 26
- Season 4 Episode 27
- Season 4 Episode 28
- Season 4 Episode 29
- Season 4 Episode 30
- Season 4 Episode 31
- Season 4 Episode 32
- Season 4 Episode 33
- Season 4 Episode 34
- Season 4 Episode 35
- Season 4 Episode 36
- Season 4 Episode 37
- Season 4 Episode 38
- Season 4 Episode 39
Dispatches - Season 4
6.70 48 minutes Long-running Channel 4 documentary series covering issues about British society, politics, health, religion, international current affairs and the environment. Known for featuring a mole inside organisations under journalistic investigation.
