How many seasons does “The War Between the Land and the Sea” have?

This series lists 1 main seasons here, with episode navigation for each season.

Watch The War Between the Land and the Sea Online (2025)

Q: Where can I watch “The War Between the Land and the Sea” online?

This page does not provide illegal streaming or downloads. Check legal providers for the US first, then verify availability for your region using official sources.

BBC One

Dec 7, 2025 GB Ended

7.5 ★ ★ ★ ★ ★

166 votes

Sci-Fi & Fantasy Drama

Where can I watch “The War Between the Land and the Sea” online (legally)?

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US / US providers

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▶ Check legal availability (US) Alternative: search on JustWatch

Global / English-region fallback

Found availability signals for: GB

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Seasons & episodes

Searching for watch The War Between the Land and the Sea season 1 online? Use the episode list below (legal-only availability varies by region).

The Witch of the Waterfall

Where to watch “The War Between the Land and the Sea” (2025) online legally? See US streaming options first, plus English-region fallbacks.

The War Between the Land and the Sea first aired in 2025 • originally associated with BBC One • 1 season • 5 episodes • status: Ended.

If you searched for “watch The War Between the Land and the Sea online” (2025), the safest approach is to verify legal availability in your region (US first, then English-region fallbacks).

It sits in the Sci-Fi & Fantasy, Drama space, which helps set expectations for tone and pacing.

Ratings vary by audience taste—check the synopsis and cast to see if it matches what you like.

This page includes season navigation, episode list, cast, trailer (when available), and legal provider hints to help you decide quickly.

Synopsis

When a fearsome and ancient species emerges from the ocean, dramatically revealing themselves to humanity, an international crisis is triggered. With the entire population at risk, UNIT step into action as the land and sea wage war.