The War Between the Land and the Sea
The War Between the Land and the Sea

The War Between the Land and the Sea (2025)

6.9 (87 votes)
1 Season
December 7, 2025
English
Sci-Fi & Fantasy Drama

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.

Creator

Julie Gardner, Russell T Davies, Joel Collins

Network

BBC One

Episodes

Homo Aqua
E1

Homo Aqua

Dec 7, 2025
44 min
6.2

Barclay's ordinary life becomes a world of terror when an ancient species rises from the sea. As UNIT fights for control, the summit on the Thames reveals terrifying secrets.

Plastic Apocalypse
E2

Plastic Apocalypse

Dec 7, 2025
48 min
6.1

Barclay becomes humanity's ambassador when the mysterious Salt emerges from the Tank. But his family's life is torn apart when Salt wreaks revenge upon all mankind.

The Deep
E3

The Deep

Dec 14, 2025
45 min
5.5

Barclay makes a terrifying descent into the world of Homo Aqua. Back on the land, Kate stands alone as Downing Street conspires with the army to change the course of the war.

The Witch of the Waterfall
E4

The Witch of the Waterfall

Dec 14, 2025
46 min
5.3

Barclay and Salt go on the run in a war-torn London as UNIT reels from disaster. But when Tide threatens the land and Gunsberg advances his plans, the Severance schemes demand blood.

The End of the War
E5

The End of the War

Dec 21, 2025
54 min
4.8

Barclay stands alone, Salt is lost, UNIT is powerless, and the oceans rise as the war reaches its climax. While traitors conspire, can Barclay find Salt before it's too late?

Cast

Trailer

Details

Original Title

The War Between the Land and the Sea

Status

Ended

Seasons

1

Episodes

5

Production

Bad Wolf, BBC Studios Productions