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Where To Watch Horizon Season 1971
- 1Wildlife - The Last Great BattleJanuary 4, 1971
- 2Great Ormond StreetJanuary 18, 1971
- 3A Bulldozer Through HeavenJanuary 25, 1971
- 4Rumors of WarFebruary 1, 1971
- 5I'm Dependent - You're AddictedFebruary 15, 1971
- 6Kuru - To Tremble with FearFebruary 22, 1971
- 7Due to a Lack of Interest, Tomorrow Has Been CanceledMarch 8, 1971
- 8What Kind of Doctor?March 15, 1971
- 9Nice Sort of Accident to HaveMarch 22, 1971
- 10The WoodApril 5, 1971
- 11The Measure of a ManApril 12, 1971
- 12Three Score Years and Then?April 26, 1971
- 13Darwin's BulldogMay 3, 1971
- 14The SecretMay 10, 1971
- 15What Every Girl Should KnowMay 17, 1971
- 16Tastes of Food to ComeMay 24, 1971
- 17Looking for a Happy LandingMay 31, 1971
- 18A Case of DepressionJune 7, 1971
- 19The Total War MachineJune 14, 1971
- 20The Dinosaur HuntersJune 21, 1971
- 21Your Country Needs YouSeptember 27, 1971
- 22RheumatismOctober 4, 1971
- 23If at First You Don't Succeed...You Don't SucceedOctober 11, 1971
- 24One Liverpool or Two?October 18, 1971
- 25Rutherford, CavendishOctober 25, 1971
- 26The Fierce PeopleNovember 1, 1971
- 27The Men Who Painted CavesNovember 15, 1971
- 28The Crab NebulaNovember 22, 1971
- 29Can Venice Survive?November 29, 1971
- 30Willingly to SchoolDecember 6, 1971
- 31Periscope WarDecember 20, 1971
- 32Patently AbsurdDecember 27, 1971