The Witch of the Waterfall Synopsis
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.
Episode 4 of 5 from The War Between the Land and the Sea
Sunday, 14th December 2025 9:20PM BBC One (45 mins)
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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.