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Alien: Earth Season 1 Episode 4

Episode Title: Observation
Genre: Horror, Sci-Fi
Countries: United States,
Airing Date: August 26, 2025
Runtime:60 min
IMDb Rating:

You can now watch the entire Alien: Earth Season 1 Episode 4 movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.

An unexpected connection is formed while a covert plot puts everyone in danger.

Adrian Edmondson     , David Rysdahl     , Timothy Olyphant     , Essie Davis     , Alex Lawther     , Babou Ceesay     , Lily Newmark     , Adarsh Gourav     , Jonathan Ajayi     , Erana James     , Sydney Chandler     , 3 more     , Moe Bar-El     , Diêm Camille     , Samuel Blenkin