When did Horizon Season 18 Episode 17 air?
Horizon Season 18 Episode 17 aired on October 5, 1981.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 18 · Episode 17
The Hunt for the Legion Killer
Oct 5, 1981·1h
Horizon investigates Legionnaires disease and the research being carried out in the USA to try find a cause and cure.
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How long is Horizon Season 18 Episode 17?
This episode runs for approximately 60 minutes.
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