As of July 2026, Horizon Season 6 aired in 1969 with 37 episodes — streaming now on PBS. Full episode guide and where to watch below.
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Horizon Season 6

1969 37 Episodes Documentary ⭐ 7/10

If you want a documentary that respects its subject, Horizon Season 6 is available on right now. Across 1 season, the show has had time to find its rhythm and keep it. 34 people have weighed in on TMDB, and the verdict leans heavily positive. Worth watching in order, from the beginning — the cumulative effect is the point. Available now — press play and find out why people keep recommending it.

There is a reason Horizon Season 6 keeps coming up in conversation. The access Horizon Season 6 gets is remarkable — and the storytelling does full justice to it. Season 6 of Horizon includes 37 episodes. It aired from January 1969 to December 1969. Episodes include "Inside Every Fat Man", "If Only They Could Speak", "The Miraculous Wonder: The Human Eye". It was aired in 1969. Documentary work at this level requires access that is hard to get and storytelling that does justice to it — Horizon Season 6 has both. It knows exactly what it is, and does not try to be anything else.

Horizon Season 6 is the kind of documentary you immediately want to recommend to someone else. If you have run out of similar titles to watch, this is a strong next pick. Best experienced as a single, sustained watch if your schedule allows. The access the production gets is remarkable, and the storytelling does full justice to it. Worth watching in order, from the beginning.

📡 Where to Watch Horizon Season 6

🇺🇸 United States
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🎬 Horizon Season 6 — Episode Guide

E1
Inside Every Fat Man
1969-01-02
Horizon probes into the problems of obesity and investigates cures for obesity using diets and drugs.
E2
If Only They Could Speak
1969-01-09
A report by Horizon examining animal intelligence and looking at the reasons why no other animal has matched man in mental ability.
E3
The Miraculous Wonder: The Human Eye
1969-01-16
Horizon investigates the importance of the eye, diseases of the eye, and current research on sight.
E4
The Years of the Locust
1969-01-23
In this episode, Horizon reports on how in the last 2 years, the desert locust has been breeding in Southern Arabia by the Red Sea.
E5
The Gifted Child
1969-01-30
Horizon reports on the problems associated with raising and educating children of very high intelligence.
E6
The Last of the Polymaths
1969-02-06
This episode is a biography of the late professor J. B. S. Haldane whose life is described by his family, friends, and critics.
E7
Music and the Mind
1969-02-13
Horizon looks into music therapy used in the treatment of mental disorders.
E8
Report on V.D.
1969-02-20
This investigation by Horizon centers on the problems caused by venerial disease both in detection and cure.
E9
Extra-Sensory Perception
1969-02-27
In scientific circles extra-sensory perception is a subject which has never failed to arouse controversy and skepticism. Cecil King, having spent a lifetime in Fleet Street, discusses, with due caution, a subject which he believes might be of primary importance to scientists in the coming century.
E10
The Drift from Science
1969-03-06
This report by Horizon examines the reason for a fall in the percentage of school children doing science.
E11
Powers of Persuasion
1969-03-13
This episode of Horizon is about advertising, looking at how it works and the application of scientific methods to persuade us to buy.
E12
The View from Space
1969-03-20
Horizon looks into what man has seen and done during 10 years of space exploration.
E13
The Unborn Patient
1969-03-27
Horizon investigates new medical techniques to diagnose and treat unborn infants leading to a higher survival rate.
E14
The Physicist in the Kitchen
1969-04-03
Nicholas Kurti, Professor of Physics at the Clarendon Laboratory, Oxford, specializes in the field of low temperature science. He is acknowledged among his friends as an expert in the kitchen.
E15
King Solomon's Garden
1969-04-10
This episode of Horizon looks at the communication systems of animals.
E16
Muck Today, Poison Tomorrow
1969-04-24
Horizon investigates pollution problems in Britain with sewage and industrial wastes, and at the health risks associated with the pollution.
E17
Shark
1969-05-01
In this episode, Horizon examines our attempts to understand one of the oldest inhabitants of the sea, the shark.
E18
Technology and Self-Determination
1969-05-15
Sebastian Z. de Ferranti gives the Royal Society lecture for 1969 on technological development.
E19
After Apollo
1969-05-22
The US spent $40 billion to put man on the moon, yet the real objectives of the space program remain obscure.
E20
Discovery
1969-05-29
Horizon reports on the research being carried out in the fields of botany, astronomy, biochemistry, meteorology, and zoology.

📋 All Seasons of Horizon

Season 1Season 2Season 3Season 4Season 5Season 7Season 8Season 9

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