

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

Specials
111 Episodes • 1966

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 Episodes • 2024

2025
4 Episodes • 2025

2026
1 Episodes • 2026