In this landmark series, the BBC Natural History Unit explores a vast ocean that stretches nearly 10,000 miles, from Arctic to Antarctic and from sun-drenched tropical reefs to crushing abyssal depths.

In this landmark series, the BBC Natural History Unit explores a vast ocean that stretches nearly 10,000 miles, from Arctic to Antarctic and from sun-drenched tropical reefs to crushing abyssal depths. Narrator, Cillian Murphy reveals the amazing, surprising and resilient inhabitants of the Atlantic, both animals and people, as they pit themselves against the world's wildest ocean.—Production