When did Horizon Season 9 Episode 21 air?
Horizon Season 9 Episode 21 aired on July 24, 1972.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
In this episode by Horizon, we take a look at sexual problems, particularly for impotence, frigidity, and premature ejaculation.
Direct answers for episode-level questions and details.
Horizon Season 9 Episode 21 aired on July 24, 1972.
This episode runs for approximately 60 minutes.
Comments coming soon
Discuss episodes with other viewers