- 1 An Ingenious Man - Sir H. John Baker
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Horizon reports on Prof. Sir John Baker who is a distinguished British engineer, tracing his career beginning from his early work on airships.
Air Date: 1968-01-02
- 2 Man's Best Friend
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This episode covers interviews with surgeons and research workers discussing the need for animal experimentation in medical work.
Air Date: 1968-01-30
- 3 Once a Junkie
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Horizon investigates addiction to drugs and the effects.
Air Date: 1968-02-13
- 4 Towns, Traffic and Tomorrow
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Horizon explores the problem of increasing traffic in Britain.
Air Date: 1968-02-27
- 5 The Man Makers
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In this episode, Horizon looks into the advances in medical science.
Air Date: 1968-03-12
- 6 Man in Search of Himself
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This episode presents the view by G. M. Carstairs, social psychiatrist, about the pleasures and problems of life in Britain in 1968.
Air Date: 1968-03-26
- 7 Investigating Murder
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Horizon looks into modern methods of crime investigation.
Air Date: 1968-04-09
- 8 The Equation of Murder
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Horizon follows reporter Paul Ferris as he examines the causes and motitives for murder.
Air Date: 1968-05-07
- 9 The Lindemann Enigma
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This is the story of the life and career of Winston Churchill's scientific advisor, Lord Cherwell, during World War II.
Air Date: 1968-09-12
- 10 From Field to Factory
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Horizon explores "factory farming" techniques for chickens and other livestock.
Air Date: 1968-09-19
- 11 Comfort on Aging
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In this episode, Dr. Alex Comfort looks at the scientific evidence for old age and the problems caused by ageing.
Air Date: 1968-09-26
- 12 Experiments in War
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Horizon investigates how science is used to enhance weapons of war, tactics, and strategy.
Air Date: 1968-10-03
- 13 African Medicine
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In this episode, Horizon looks into controversial medicine practices in Nigeria.
Air Date: 1968-10-17
- 14 The Broken Bridge
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This episode by Horizon is about Irene Kassorlas, who's new treatment for autism has produced positive results with mute children.
Air Date: 1968-10-24
- 15 Children Without Words
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Horizon reports on speech and comprehension disorders in children, and how to educate them.
Air Date: 1968-10-31
- 16 Computer Revolution
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Horizon explores how computers are changing our way of life.
Air Date: 1968-11-07
- 17 The Doctor's Dilemma
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Horizon reports on the effects of the birth control pill on the body and how the pill can effect the changes in glucose metabolism.
Air Date: 1968-11-14
- 18 In the Matter of Dr. Alfred Nobel
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This is the fictional drama about the evidence for and against the charges that Dr. Alfred Noble misused his invention of dynamite.
Air Date: 1968-11-21
- 19 Wheels Within Wheels
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Horizon explores the possibility that our civilization as a whole can be viewed as a pattern based on the wheel.
Air Date: 1968-11-28
- 20 Black Man, White Science
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In this episode, Horizon investigates the study of science by african americans.
Air Date: 1968-12-05
- 21 Hidden World
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In this episode, Horizon reports on the exploration and survey of the oceans of the world.
Air Date: 1968-12-12
- 22 The Talgai Skull
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Prof. N.W.G. MacIntosh investigates the origin of the Talgai Skull found in Australia in 1886.
Air Date: 1968-12-19
- 23 Phantasmagoria: The Magic Lantern
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In this episode of Horizon, Michael Balfour invites us to share in the mystery and magic of the "Magic Lantern".
Air Date: 1968-12-24