E1
Maar
Where to watch
Not streaming yet
Coming soon
No streaming availability found for Under the Mountain anywhere yet.
Seasons & Episodes
E2
Volcano of the Bleeding Skies
E3
Red Force, Blue Force
E4
The Alien World Below
E5
Weapons of the Mind
E6
Any Shape, Any Form
E7
Assault
E8
The Gift of Oblivion
Cast
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Under the Mountain — streaming FAQ
Which OTT platform streams Under the Mountain?
Under the Mountain isn't streaming anywhere in United States yet.
Is Under the Mountain on Netflix?
No, Under the Mountain is not on Netflix in United States as of August 2026.
Is Under the Mountain on Amazon Prime Video?
No, Under the Mountain isn't on Amazon Prime Video in United States right now.
Where can I watch Under the Mountain for free?
Under the Mountain isn't streaming in United States yet, so there's no way to watch it free at the moment.
How many seasons are in Under the Mountain?
Under the Mountain has 1 season in total (8 episodes). The series concluded in 1981.
Are all episodes of Under the Mountain out yet?
Yes — all 8 episodes across 1 season of Under the Mountain are out and available to stream.
Is there a Season 2 of Under the Mountain?
No — Under the Mountain ended after 1 season, so there is no Season 2.