- Country United States
- Original language English
- Genre Documentary
- Runtime 37 minutes
- Total runtime 3 hours 42 minutes
- Status Ended
- Network Netflix
- IMDb rating 6.4/10 (1.8K votes)
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External links
TheTVDB page
IMDB page
TheMovieDB page -
Last update
24 septembre 2026 - 14:40
on 11 databases
Investigation Alien
In this gripping docuseries, legendary reporter George Knapp travels the globe to uncover new evidence about UFOs and investigate their presence on Earth.
