Sir David Attenborough explores the planet’s undersea habitats, revealing the greatest age of ocean discovery and emphasizing the ocean’s vital importance while exposing its problems and highlighting opportunities for marine life recovery.

Includes 12 mins of additional footage only available in the Theatrical Version

“Attenborough matches the natural world’s grandeur with his own intellectual and moral seriousness.” THE GUARDIAN

“… an epic documentary that simultaneously extols the wonders of the ocean and underscores the urgent action required to protect it.” THE SCOTSMAN

“A gorgeously-shot film that celebrates the unique beauty and diversity that comes from dipping our heads beneath the surface of the water…” LONDON EVENING STANDRD