Deadly on a Mission: Pole to Pole

Steve Backshall boards an icebreaker and heads to the Arctic, to search for polar bears, musk oxen and beluga whales.

Steve Backshall and the team are in Alaska, searching for humpback whales, sixgill sharks and bald eagles.

Steve Backshall continues his journey south through the USA, where he tracks grey wolves and bison in Yellowstone National Park and hunts for a hellbender in the icy rivers of North Carolina.

Steve heads to Texas, investigating another deadly force of nature - tornadoes. Heading inland, Steve goes fishing for an alligator gar, the largest fresh water fish in North America.

Steve and the team travel to Guadalupe Island to swim outside of the cage with the most feared shark on the planet - the great white. It's a truly deadly encounter he will never forget.

Steve and the team head to Hawaii where he comes face-to-face with an oceanic white tip shark, seeks out a sea devil, and swims alongside humpback whales.

Steve Backshall's pole-to-pole journey has reached the Bahamas. Using the latest time-slice technology he reveals the science of a shark bite, but has a hair-raising encounter when a tiger shark gets a little too friendly.

Steve and his Deadly crew embark on an expedition deep into the jungles of Guyana. Steve is on the search for a winged giant, the harpy eagle, but his first find is a feisty two metre long snake.

Steve and the team head to the Pantanal in Brazil to search for an animal that has eluded Steve his whole life, the number one jungle predator, the jaguar. They then head to Patagonia to witness the unique hunting method of the killer whale.

Steve and the team head to the wild Falkland Islands where they meet the tiny but tough rockhopper penguin, encounter one of the Falkland's fiercest predators and Steve tests the intelligence of the local bad boy raptors - the striated caracara.

Steve and the team head to the remote and wild island of South Georgia where they find elephant seals and king penguins. Steve then dives with one of the greatest predators of these waters, the leopard seal.

A look back at the very best encounters Steve and the crew had on their epic journey from the Arctic to the Antarctic.