The crew of a Royal Naval expedition searching for the Arctic’s treacherous Northwest Passage discovers instead a monstrous predator.
Season 1 | Episode 1 An accident at sea cripples a Royal Navy expedition 200 miles from finding the Northwest Passage, forcing its captains to make dire choices.
Season 1 | Episode 2 After a long winter trapped in the ice, scouting parties are sent out in search of open water. One of the teams makes a frightening discovery.
Season 1 | Episode 3 With something now stalking the ships, the captains debate their options, testing their loyalty to one another against their duty to their crews.
Season 1 | Episode 4 A cunning attack on the ships proves the men are not battling an ordinary bear and that the region's Inuit culture may hold a key to their survival.
Season 1 | Episode 5 A strange illness begins to show itself while another more familiar one jeopardizes the expedition's most valuable resource: its captain's judgment.
Season 1 | Episode 6 With the end of their provisions in sight, officers contemplate a tough, risky strategy while struggling to raise the men's worsening spirits.
Season 1 | Episode 7 As the men make new attempts to find rescue, a series of shocking events underscores how vulnerable and exposed their situation has become.
Season 1 | Episode 8 Deaths under mysterious circumstances create paranoia among the men, and some of the crew may be considering mutiny.
Season 1 | Episode 9 Hope comes in strange forms, and the question of what the men are willing to do to survive begins to be settled in both noble and horrifying ways.
Season 1 | Episode 10 The expedition's epic journey reaches its climax as men find themselves in a final confrontation with the Inuit mythology they've trespassed into.