Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Seasons
62
First aired
1964
IMDb
tt0318224
Browse
Seasons
Season 1
1964
9 episodes
Season 2
1965
24 episodes
Season 3
1966
23 episodes
Season 4
1967
23 episodes
Season 5
1968
24 episodes
Season 6
1969
37 episodes
Season 7
1970
37 episodes
Season 8
1971
32 episodes
Season 9
1972
33 episodes
Season 10
1973
32 episodes
Season 11
1974
33 episodes
Season 12
1975
26 episodes
Season 13
1976
30 episodes
Season 14
1977
23 episodes
Season 15
1978
24 episodes
Season 16
1979
25 episodes
Season 17
1980
25 episodes
Season 18
1981
27 episodes
Season 19
1982
22 episodes
Season 20
1983
24 episodes
Season 21
1984
22 episodes
Season 22
1985
16 episodes
Season 23
1986
22 episodes
Season 24
1987
22 episodes
Season 25
1988
25 episodes
Season 26
1989
20 episodes
Season 27
1990
20 episodes
Season 28
1991
23 episodes
Season 29
1992
19 episodes
Season 30
1993
21 episodes
Season 31
1994
21 episodes
Season 32
1995
20 episodes
Season 33
1996
16 episodes
Season 34
1997
15 episodes
Season 35
1998
18 episodes
Season 36
1999
14 episodes
Season 37
2000
19 episodes
Season 38
2001
11 episodes
Season 39
2002
18 episodes
Season 40
2003
19 episodes
Season 41
2004
18 episodes
Season 42
2005
20 episodes
Season 43
2006
19 episodes
Season 44
2007
9 episodes
Season 45
2008
17 episodes
Season 46
2009
18 episodes
Season 47
2009-2010
14 episodes
Season 48
2010-2011
15 episodes
Season 49
2011-2012
13 episodes
Season 50
2012-2013
16 episodes
Season 51
2013-2014
11 episodes
Season 52
2014-2015
18 episodes
Season 53
2016
16 episodes
Season 54
2017
15 episodes
Season 55
2018
13 episodes
Season 56
2019
6 episodes
Season 57
2020
8 episodes
Season 58
2021
4 episodes
Season 59
2022
4 episodes
Season 60
2024
1 episodes
Season 61
2025
4 episodes
Season 62
2026
1 episodes
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