TV show availability guide
Expedition Unknown: Hunt for Extraterrestrials
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?
2017 7.9/10 community score 1 season · 4 episodes Ended
- Documentary
Viewing market
Country-level availability
Where to watch in United States
6 platforms currently listed across all viewing options
Data checked 19 Oct 2026, 06:00 UTC
Included with subscription
4Streaming providerPhiloNo linked platform guide yetDetails unavailable Streaming providerDiscovery+ Amazon ChannelNo linked platform guide yetDetails unavailable Linked platform guideYouTube TVPlatform guideView details Streaming providerDiscovery +No linked platform guide yetDetails unavailable
Buy
2Streaming providerAmazon VideoNo linked platform guide yetDetails unavailable Streaming providerGoogle Play MoviesNo linked platform guide yetDetails unavailable
Series schedule
Seasons and episode dates
A concise series timeline, including the latest aired episode and the next date currently listed.
- First aired
- Seasons
- 1
- Episodes
- 4
- Status
- Ended
Latest aired episode
S1 E4
Roswell Revealed
Aired 41 min
Josh's epic search for extraterrestrial life comes to a close in the USA, where a legendary investigation team brings him to a hot case in Arkansas. Then, he visits with a researcher who may have new information on the mother of all UFOs.
Next listed episode
No upcoming episode date is currently listed.
Season guide
Most recent seasons first
Season 1
4 episodes
First episode aired
About these dates: Air dates describe the series schedule and may change. They do not confirm that an episode is available on the same date from the providers listed above.
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