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.

The War Between the Land and the Sea Season 1 Episodes...

• s01e01 - Homo Aqua
• s01e02 - Plastic Apocalypse
• s01e03 - The Deep
• s01e04 - The Witch of the Waterfall
• s01e05 - The End of the War

The War Between the Land and the Sea Show Summary

When a fearsome and ancient species emerges from the ocean, dramatically revealing themselves to humanity, an international crisis is triggered. UNIT must take action to prevent a global war once an ancient species, the Sea Devils, comes out from the sea.