When did Horizon Season 21 Episode 13 air?
Horizon Season 21 Episode 13 aired on April 23, 1984.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 21 · Episode 13
The Mind of a Murderer: The Mask of Madness
Apr 23, 1984·1h
Horizon presents the second part of a two-part documentary about Kenneth Bianchi, the Los Angeles Hillside Strangler, who was convicted of the murder of 12 women even though his defence was that he had no memory of the crimes.
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How long is Horizon Season 21 Episode 13?
This episode runs for approximately 60 minutes.
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