Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Network: BBC Two
Seasons
1964
9 episodes · Feb 4, 1964
1965
24 episodes · Jan 6, 1965
1966
23 episodes · Jan 2, 1966
1967
23 episodes · Jan 17, 1967
1968
24 episodes · Jan 2, 1968
1969
37 episodes · Jan 2, 1969
1970
37 episodes · Jan 5, 1970
1971
32 episodes · Jan 4, 1971
1972
33 episodes · Jan 3, 1972
1973
32 episodes · Jan 4, 1973
1974
33 episodes · Jan 7, 1974
1975
26 episodes · Jan 20, 1975
1976
30 episodes · Jan 5, 1976
1977
23 episodes · Jan 7, 1977
1978
24 episodes · Jan 6, 1978
1979
25 episodes · Feb 26, 1979
1980
25 episodes · Jan 14, 1980
1981
27 episodes · Jan 5, 1981
1982
22 episodes · Jan 11, 1982
1983
24 episodes · Jan 10, 1983
1984
22 episodes · Jan 9, 1984
1985
16 episodes · Jan 7, 1985
1986
22 episodes · Jan 6, 1986
1987
22 episodes · Jan 5, 1987
1988
25 episodes · Jan 4, 1988
1989
20 episodes · Jan 9, 1989
1990
20 episodes · Jan 8, 1990
1991
23 episodes · Jan 7, 1991
1992
19 episodes · Jan 6, 1992
1993
21 episodes · Jan 4, 1993
1994
21 episodes · Jan 10, 1994
1995
20 episodes · Jan 9, 1995
1996
16 episodes · Jan 8, 1996
1997
15 episodes · Feb 27, 1997
1998
18 episodes · Feb 19, 1998
1999
14 episodes · Jan 28, 1999
2000
19 episodes · Jan 12, 2000
2001
11 episodes · Jan 25, 2001
2002
18 episodes · Jan 10, 2002
2003
19 episodes · Jan 9, 2003
2004
18 episodes · Jan 8, 2004
2005
20 episodes · Jan 13, 2005
2006
19 episodes · Jan 12, 2006
2007
9 episodes · Mar 13, 2007
2008
17 episodes · Jan 15, 2008
2009
18 episodes · Jan 26, 2009
2009-2010
14 episodes · Oct 13, 2009
2010-2011
15 episodes · Sep 27, 2010
2011-2012
13 episodes · Aug 8, 2011
2012-2013
16 episodes · Jul 23, 2012
2013-2014
11 episodes · Aug 12, 2013
2014-2015
18 episodes · Aug 18, 2014
2016
16 episodes · Mar 16, 2016
2017
15 episodes · Jan 19, 2017
2018
13 episodes · Feb 5, 2018
2019
6 episodes · Jan 23, 2019
2020
8 episodes · Jan 16, 2020
2021
4 episodes · Jan 4, 2021
2022
4 episodes · Mar 31, 2022
2024
1 episodes · Jul 22, 2024
2025
4 episodes · Aug 18, 2025
2026
1 episodes · Apr 15, 2026
