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Expedition Unknown: Hunt for Extraterrestrials is available on Discovery + in the following countries:

Canada

United States

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Expedition Unknown: Hunt for Extraterrestrials poster image

Expedition Unknown: Hunt for Extraterrestrials (2017)

⭐ 7.8/10

6 votes

1 Season 4 Episodes

Genre

Documentary

Josh Gates sets off on the most extraordinary expedition of his career. He'll journey over 50,000 miles to four continents to tackle mankind's greatest question: Are we alone in the universe?

IMDb + Watchlist