After a class war on the Pacific desert island, the wealthy and less well-off teams go their separate ways and set up two camps at opposite ends of the same beach.

After three weeks on the island, the castaways are malnourished. Still living at opposite ends of the same beach, the wealthy and less well-off teams finally put their differences aside in a joint hunting expedition.

Bear Grylls arrives on the island eager to get the stories behind the castaways' class war and their often dubious survival strategies.

In search of much-needed food, Barnes decides to risk strong currents and riptides on a journey by raft to a nearby island. But the voyage has disastrous consequences.

Facing their last week of isolation, the two camps decide to settle their class issues and battle the high seas, in a joint bid to raft to the neighbouring island. Can they bury their differences before Bear arrives.

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Hunger and disorganisation is causing the group to fragment. Lauren and Beth make a push for leadership but Jaime and Belinda push back.

Bear meets the men and women who made it through six weeks on a Pacific island, to see how they coped battling hunger, thirst, and each other, in one of the biggest tests of their lives

After four weeks on the island, the group have collectively lost almost 30 stone. Can Aran and Jacqui make a killing with a dangerous caiman crocodile and provide food for all?

Bear Grylls examines how the two groups from different generations survived their five weeks as castaways. Was it the wisdom of age or the energy of youth that proved most valuable?

Starving and seriously dehydrated, the group leave camp looking for water. They find two pigs, but can't agree whether to adopt them, or eat them.

It's almost four weeks into the experiment and the women are entering dangerous medical territory. They're given a 36-hour deadline to turn things around.

The extreme conditions are taking their toll, with the women on the brink of starvation. Lauren, Beth and Belinda go pig hunting in the jungle.

After five weeks on the island, the men are low on food and energy. They make a last bid to hunt for food before Bear arrives to take them back to civilisation.

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The islanders face mother nature at her most violent and brutal. Having endured a series of torrential downpours which have ravaged their campsite, unknown to them a hurricane is brewing 100 miles to the north.

Bears drops the 16 castaways in caiman-infested mangroves and deep water. The two teams soon meet, and it quickly becomes clear that the island isn't their biggest challenge, at the prospect of living together kickstarts a class war.

Bear Grylls abandons 14 women on a desert island in the Pacific. As night falls on Day 1, they make camp in the jungle - at the mercy of deadly creatures and voracious sand flies.

The men swim ashore. Hammered by a succession of tropical storms, they must find a safe place away from deadly scorpions, snakes and caiman crocodile. And less than a week in, a fierce row breaks out.

Malnourished, exhausted and under pressure, the group turn on each other. Vic and Sam argue, while a fishing venture goes disastrously wrong for Will.

The camp has split in two and is dangerously low on water. As the main group head into the jungle, looking for lost members, they're in for a nasty surprise.

The men come face to face with a fearsome predator. And, as the group's body weight and energy levels plummet, there's division and conflict in the camp.

The men build a raft to go fishing. But, as Vic gets dragged towards razor-sharp rocks, he faces a life and death struggle to turn the raft around.

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