As of July 2026, Horizon Season 8 aired in 1971 with 32 episodes — streaming now on PBS. Full episode guide and where to watch below.
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Horizon Season 8

1971 32 Episodes Documentary ⭐ 7/10

Horizon Season 8 has built a real following on among viewers who want documentaries that actually inform. The 1-season run is exactly the right length for what it is doing. 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. Put it on tonight and see for yourself.

Horizon Season 8 arrived without much fanfare and built its audience the hard way — through word of mouth. Horizon Season 8 approaches its subject with the rigour that makes documentary storytelling worth taking seriously. Season 8 of Horizon includes 32 episodes. It aired from January 1971 to December 1971. Episodes include "Wildlife - The Last Great Battle", "Great Ormond Street", "A Bulldozer Through Heaven". It was aired in 1971. The restraint in Horizon Season 8 is what makes it trustworthy — it does not need to editorialise to make its point. There is real craft here, even in the moments that do not fully land.

For viewers who want their entertainment to leave them with something, Horizon Season 8 delivers on both counts. It does not lean on comparisons to make its case. It is a manageable watch, easy to fit into a single week. Rigorous in a way documentary work does not always commit to. Not background viewing — it rewards your full attention.

📡 Where to Watch Horizon Season 8

🇺🇸 United States
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🎬 Horizon Season 8 — Episode Guide

E1
Wildlife - The Last Great Battle
1971-01-04
In this episode, Horizon looks a the efforts of zoos to save animal species from extinction by breeding enough to ensure their survival in captivity
E2
Great Ormond Street
1971-01-18
In this episode, Horizon looks at the renowned British hospital for children, Great Ormond Street, and the Institute of Child Health.
E3
A Bulldozer Through Heaven
1971-01-25
Horizon explores the island of New Guinea and its cultural changes going on there.
E4
Rumors of War
1971-02-01
This episode of Horizon looks at the growing arsenal of nuclear weapons over the last 25 years and the effects it has on the arms race.
E5
I'm Dependent - You're Addicted (I)
1971-02-15
The first of a two-programme investigation in which Horizon and Man Alive have combined forces. This episode investigates the facts about drug abuse and experimental work undertaken in this area.
E6
Kuru - To Tremble with Fear
1971-02-22
Kuru is a unique disease of the people of New Guinea. Horizon goes with Prof. E. J. Field to find out why.
E7
Due to a Lack of Interest, Tomorrow Has Been Canceled
1971-03-08
Horizon interviews ecologists that claim that man is irrevocably destroying its habitat.
E8
What Kind of Doctor?
1971-03-15
Horizon investigates medical student training at the St. Thomas hospital in London, England.
E9
A Nice Sort of Accident to Have
1971-03-22
Horizon explores the causes, and looks for way to prevent car accidents
E10
The Wood
1971-04-05
This report by Horizon looks at the long term ecological study of the forest at Wytham Wood, Oxon, in England.
E11
The Measure of Man
1971-04-12
In 1971, Horizon reviews the life and work of Prof. Hans Eysnck, the most controversial psychologists of the time.
E12
Three Score Years and Then?
1971-04-26
This report by Horizon explores care for the aged, for both medical and welfare services in Britain.
E13
Darwin's Bulldog
1971-05-03
Horizon reports on the famous protagonist of "The Origin of Species," Thomas Henry Huxley.
E14
The Secret
1971-05-10
This episode of Horizon examines how cells organize to become complex organs, and bodies.
E15
What Every Girl Should Know
1971-05-17
At the moment, legal abortions in the UK are being performed at the rate of over 90,000 a year and it is considered that the number is likely to rise. But why are so many people not prepared to use contraceptives? Are the contraceptives themselves at fault or is it part of a deep-rooted attitude to ...
E16
Tastes of Foods to Come
1971-05-24
Horizon reports on food technology now experimenting with meat substitutes.
E17
Looking for a Happy Landing
1971-05-31
Within 20 years vertical take-off airliners could be hovering over Hampstead and Dulwich before landing, one a minute, day and night, at a Thames-side V-port. Horizon looks at what could be one of the great environmental debates of the century to have, or not to have, aircraft flying in and out of c...
E18
A Case of Depression
1971-06-07
Horizon investigates how to treat depressive illneses.
E19
The Total War Machine
1971-06-14
This episode of Horizon reports on the development of the aircraft bomber throughout periods of war.
E20
The Dinosaur Hunters
1971-06-21
Horizon explores the field of palaeontology, the study of dinosaurs.

📋 All Seasons of Horizon

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