All Episodes of The War Between the Land and the Sea
Browse all episodes of The War Between the Land and the Sea
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
Season 1
7.5/10972 votesPlastic Apocalypse
Season 1 Episode 2 - Aired 12/7/2025
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.
Director: Dylan Holmes Williams
Writer: Pete McTighe
7.3/10731 votesThe Deep
Season 1 Episode 3 - Aired 12/14/2025
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.
Director: Dylan Holmes Williams
Writer: Pete McTighe
7.2/101,023 votesHomo Aqua
Season 1 Episode 1 - Aired 12/7/2025
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.
Director: Dylan Holmes Williams
Writer: Russell T Davies
6.9/10696 votesThe Witch of the Waterfall
Season 1 Episode 4 - Aired 12/14/2025
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.
Director: Dylan Holmes Williams
Writer: Pete McTighe, Russell T Davies
6.4/10599 votesThe End of the War
Season 1 Episode 5 - Aired 12/21/2025
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?
Director: Dylan Holmes Williams
Writer: Russell T Davies