Where can I watch “Hostile Planet” Season 1 Episode 1 online?

This page provides episode info and a legal-only guide. It does not host streams or downloads. Check official platforms and licensed services for availability in your region (US first).

Do I need to watch earlier episodes before “Mountains”?

Watching earlier episodes in season 1 helps you follow the plot and character arcs leading into this episode.

Watch Hostile Planet Season 1 Episode 1 Online

“Mountains” — Watch "Hostile Planet" Season 1 Episode 1 online in HD for free. Check streaming providers, cast, and episode details.

Apr 1, 2019 Season 1 Episode 1 47 min TV-PG

8.5 ★ ★ ★ ★ ★

2 votes

Hostile Planet Season 1

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Where can I watch "Mountains" online?

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Season 1 Episode 1 — Aired on Apr 1, 2019 • runs about 47 minutes.

Notable cast/guest names in this episode include Bear Grylls.

This page includes 6 official still(s) (when available) plus legal availability links.

Looking for “watch Hostile Planet Season 1 Episode 1 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Only the toughest animal species can endure the extreme weather, scarce food and limited oxygen available on the Earth’s highest mountains.

Stills

Still from Hostile Planet - Season 1 Episode 1

Cast

Bear Grylls

as Himself - Host / Narrator

Episodes – Season 1

Trailer / clip

There�s no trailer available for this series right now.