第 4 季 共 11 集
播出时间:2009年8月13日
第 1 集 Arctic Circle
播出时间:2009年8月13日
Grylls goes to the Arctic Circle, where he encounters a frozen waterfall, wild reindeer and some of the coldest conditions on the planet.
第 2 集 Alabama
播出时间:2009年8月20日
Grylls wrestles a pig, squeezes through some tight spots, and survives a forest fire in the swamps of Alabama. It is revealed that Grylls broke his shoulder while in Antarctica two months previously.
第 3 集 Vietnam
播出时间:2009年8月27日
Grylls demonstrates what it was like for soldiers who had to survive in the jungles of Vietnam, during the Vietnam War.
第 4 集 Texas
播出时间:2009年9月3日
In Western Texas, Grylls falls to earth from an upturned biplane into the parched Chihuahuan Desert; he traverses deep gorges, locates an oasis and takes on a diamond back rattlesnake.
第 5 集 Alaska
播出时间:2009年9月10日
Grylls returns to the wilderness of Alaska to survive the dangerous terrain of the Last Frontier.
第 6 集 Pacific Island
播出时间:2010年1月7日
Grylls is on a deserted Panamanian island; he creates fresh water and chooses to use tribal fishing techniques before battling the sea on a makeshift raft. Later in the episode he gives himself an enema in order to stay hydrated on the open seas.
第 7 集 China
播出时间:2010年1月14日
Bear does all his usual acrobatics while suffering through Typhon Parma in China including swinging on a vine, monkey climbing over a gorge and cliff diving.
第 8 集 Big Sky Country
播出时间:2010年1月21日
Grylls takes on Big Sky Country. He paraglides above the Rockies, traverses vast gullies, and makes the most of abandoned debris before making his great escape on a moving train.
第 9 集 Guatemala
播出时间:2010年1月27日
第 10 集 Urban Survivor
播出时间:2010年2月4日
Grylls is in a post-disaster urban city scenario and he must survive. His thirst to live and survival techniques modified for a city environment keep him alive in a concrete wasteland in Gdynia, Poland.
第 11 集 North Africa
播出时间:2010年2月18日
Grylls crosses the Sahara desert to the North Africa coast, where he catches an octopus, fashions a shelter out of acacia trees and dines on moths and locusts.