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.
Cast
Russell Tovey
Barclay Pierre-Dupont
Gugu Mbatha-Raw
Salt
Jemma Redgrave
Kate Lethbridge-Stewart
Ruth Madeley
Shirley Bingham
Seasons & Episodes1 season · 5 episodes
0% complete
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.
E1Homo Aqua
Dec 7, 202544m★ 6.3
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.
E2Plastic Apocalypse
Dec 7, 202548m★ 6.3
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.
E3The Deep
Dec 14, 202545m★ 5.8
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.
E4The Witch of the Waterfall
Dec 14, 202546m★ 5.4
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.
E5The End of the War
Dec 21, 202554m★ 5.1
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?
About The War Between the Land and the Sea
The War Between the Land and the Sea is a sci-fi & fantasy, drama series on BBC One. The show first aired on Dec 7, 2025 and currently has 1 season and 5 episodes. The War Between the Land and the Sea has ended. It has a rating of 7.6/10 based on 204 votes. The cast includes Russell Tovey, Gugu Mbatha-Raw, Jemma Redgrave, Ruth Madeley. Created by Russell T Davies.
The War Between the Land and the Sea FAQ
How many seasons does The War Between the Land and the Sea have?
The War Between the Land and the Sea has 1 season and 5 episodes.
Is The War Between the Land and the Sea renewed or canceled?
The War Between the Land and the Sea has ended.
Where can I watch The War Between the Land and the Sea?
The War Between the Land and the Sea is available on BBC One.
