Horizon - Full Series Information, Trailer & IMDb Reviews
Horizon Season 17 Episode 7
Episode Title: Unknown
Genre:
Documentary
Countries:
UK,
Airing Date: February 18, 1981
Runtime:50 mins
IMDb Rating:
Watch Horizon Season 17 Episode 7 online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.
Horizon: Horizon reports on Interferon, a substance created naturally by the body as defense against viruses.