Underground Worlds poster
Where to stream

Underground Worlds

8.020192 seasonsTV SeriesDocumentary

British documentary series exploring incredible feats of human endeavour underground, revealing what people have built, where they have built it, how and why.

Where to watch

Amazon Prime VideoAmazon Prime VideoAmazon Prime Video with AdsAmazon Prime Video with AdsDiscovery +Discovery +
Availability shown for Canada · rights vary by country

Seasons & Episodes

E1
Murder Raid Tunnels
Jan 10, 2022
E2
Grand Canyon's Lost Treasure
Jan 17, 2022
E3
Cincinnati's Secret Caverns
Jan 24, 2022
E4
Hotel Bunker of the Apocalypse
Jan 31, 2022
E5
Mystery of the Kentucky Cave
Feb 7, 2022
E6
Ireland's Underground Alcatraz
Feb 14, 2022
E7
Medieval Maze of Secrets
Feb 21, 2022
E8
Buried Lab of the Black Hills
Feb 28, 2022
E9
Subterranean Silo Survival
Mar 7, 2022
E10
Italy's Subterranean Secret
Mar 14, 2022

Cast

CJChris Jarman
Chris Jarman
Self - Narrator

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Underground Worlds — streaming FAQ

Which OTT platform streams Underground Worlds?

Underground Worlds is streaming on Amazon Prime Video and Discovery + in Canada. It's not currently on Netflix.

Is Underground Worlds on Netflix?

No, Underground Worlds is not on Netflix in Canada as of October 2026. It's currently on Amazon Prime Video and Discovery +.

Is Underground Worlds on Amazon Prime Video?

Yes — Underground Worlds is included with an Amazon Prime Video subscription in Canada as of October 2026.

Where can I watch Underground Worlds for free?

Underground Worlds is available on Amazon Prime Video and Discovery + in Canada, but you'll need an active subscription — there's no free option right now.

How many seasons does Underground Worlds have?

Underground Worlds has 2 seasons so far.

Are all episodes of Underground Worlds out yet?

The 2 released seasons of Underground Worlds are complete, but the show is still in production — a new season is expected.

Is there a Season 3 of Underground Worlds?

A Season 3 of Underground Worlds hasn't been officially confirmed yet.