When did Horizon Season 8 Episode 18 air?
Horizon Season 8 Episode 18 aired on June 7, 1971.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 8 · Episode 18
A Case of Depression
Jun 7, 1971·1h
Horizon investigates how to treat depressive illneses.
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Direct answers for episode-level questions and details.
How long is Horizon Season 8 Episode 18?
This episode runs for approximately 60 minutes.
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