7.9 / 10
65
Journalist Craig Leeson teams up with diver Tanya Streeter and an international team of scientists and researchers, and they travel to twenty locations around the world over the next four years to explore the fragile state of our oceans.
Sylvia Earle
Herself - Special Contributor
David Attenborough
Himself - Special Contributor
Barack Obama
Himself
Ben Fogle
Himself