Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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111 episodes • 1966
9 episodes • 1964
24 episodes • 1965
23 episodes • 1966
23 episodes • 1967
24 episodes • 1968
37 episodes • 1969
37 episodes • 1970
32 episodes • 1971
33 episodes • 1972
32 episodes • 1973
33 episodes • 1974
26 episodes • 1975
30 episodes • 1976
23 episodes • 1977
24 episodes • 1978
25 episodes • 1979
25 episodes • 1980
27 episodes • 1981
22 episodes • 1982
24 episodes • 1983
22 episodes • 1984
16 episodes • 1985
22 episodes • 1986
22 episodes • 1987
25 episodes • 1988
20 episodes • 1989
20 episodes • 1990
23 episodes • 1991
19 episodes • 1992
21 episodes • 1993
21 episodes • 1994
20 episodes • 1995
16 episodes • 1996
15 episodes • 1997
18 episodes • 1998
14 episodes • 1999
19 episodes • 2000
11 episodes • 2001
18 episodes • 2002
19 episodes • 2003
18 episodes • 2004
20 episodes • 2005
19 episodes • 2006
9 episodes • 2007
17 episodes • 2008
18 episodes • 2009
14 episodes • 2009
15 episodes • 2010
13 episodes • 2011
16 episodes • 2012
11 episodes • 2013
18 episodes • 2014
16 episodes • 2016
15 episodes • 2017
13 episodes • 2018
6 episodes • 2019
8 episodes • 2020
4 episodes • 2021
4 episodes • 2022
1 episode • 2024
4 episodes • 2025
1 episode • 2026
TMDB Score
7.4
from 34 ratings
Certification
US TV-PG
Preferred region-based rating
