Miniseries
5 episodes · Dec 7, 2025
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.
Season Videos
0/5 watched
Swipe a row to mark watched · long-press to mark up to there
S1E1Homo Aqua
Dec 7, 202544mBarclay'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.
S1E2Plastic Apocalypse
Dec 7, 202548mBarclay 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.
S1E3The Deep
Dec 14, 202545mBarclay 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.
S1E4The Witch of the Waterfall
Dec 14, 202546mBarclay 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.
S1E5The End of the War
Dec 21, 202554mBarclay 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?