Channel 4
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.
1987
8 episodes · 1987
1988
34 episodes · 1988
1989
39 episodes · 1989
1990
39 episodes · 1990
1991
35 episodes · 1991
1992
34 episodes · 1992
1993
34 episodes · 1993
1994
34 episodes · 1994
1995
26 episodes · 1995
1996
30 episodes · 1996
1997
24 episodes · 1997
1998
28 episodes · 1998
1999
27 episodes · 1999
2000
20 episodes · 2000
2001
10 episodes · 2001
2002
10 episodes · 2002
2003
10 episodes · 2003
2004
10 episodes · 2004
2005
28 episodes · 2005
2006
26 episodes · 2006
2007
42 episodes · 2007
2008
41 episodes · 2008
2009
38 episodes · 2009
2010
33 episodes · 2010
2011
30 episodes · 2011
2012
30 episodes · 2012
2013
38 episodes · 2013
2014
30 episodes · 2014
2015
28 episodes · 2015
2016
28 episodes · 2016
2017
29 episodes · 2017
2018
26 episodes · 2018
2019
29 episodes · 2019
2020
18 episodes · 2020
2021
23 episodes · 2021
2022
21 episodes · 2022
2023
12 episodes · 2023
2024
13 episodes · 2024
2025
10 episodes · 2025
2026
1 episodes · 2026
