When the crew of the Kinloch Bravo find themselves cut off from all communication with the Scottish mainland by a mysterious fog, they must fight to find a way home whilst managing environmental pressures, mounting paranoia and rising tensions. But as the threat facing them reveals itself to be something beyond their wildest imagination, the divided crew must form an alliance to ensure survival.
6 episodes in this season
E1
60m
Held captive on a new high-tech rig, the Bravo crew are launched into a rescue mission deep beneath the sea. But Pictor have not revealed all they know about what lurks on the ocean floor...
E2
52m
Laden with explosives, Magnus, Fulmer and Bremner head onto the Arctic glacier to bring aid to those trapped below.
E3
53m
Fulmer's rift with Rose leaves him open to manipulation from Coake, but his plans to exploit Fulmer are interrupted when Cameron takes a drastic step.
E4
58m
After a shocking death on board, the team are tested to their limits by a deadly blizzard that brings them into close contact with the Ancestor – and another danger even closer to home.
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