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