E1 - Adapt or Die

Aired: June 18, 2015

In the Season 4 premiere, unpredictable extreme conditions lead to the survivalists finding new ways to adapt.

E2 - Dark Crossing

Aired: June 25, 2015

Tom defends his home against the threat of a bear; Morgan makes a fatal miscalculation on thin ice.

E3 - Welcome to the Tundra

Aired: July 02, 2015

Morgan gets stuck in the grips of an ice desert with no shelter in sight; Marty's return to Alaska's Revelation Mountains takes an unexpected turn.

E4 - Best Laid Plans

Aired: July 09, 2015

Winter's uneven arrival creates mayhem in the mountains, placing Rich on the front lines of a new war against predators and pushing Tom to the brink.

E5 - Deadly Ascent

Aired: July 16, 2015

Morgan climbs into the dangerous Alaska Range; Rich goes to war with the wolves.

E6 - Snowblind

Aired: July 23, 2015

Morgan walks into a death trap in the Alaska Range when a whiteout hits in an avalanche zone.

E7 - The Fallen

Aired: July 30, 2015

Marty finds an unexpected advantage; Rich starts a search for a lost friend.

E8 - Lifeblood

Aired: August 06, 2015

Morgan stakes out his next meal to battle starvation; Marty finds an unexpected jackpot.

E9 - So Close, Yet So Far Away

Aired: August 13, 2015

Tom's run of bad luck escalates, but he refuses to give up; Morgan closes in on his goal; Marty prepares for his family's arrival on the line.

E10 - Hard Target

Aired: August 20, 2015

Morgan's survival depends on a critical airdrop; gale-force winds threaten to destroy Marty's cabin; Tom finally gets a breakthrough that could end his losing streak.

E11 - Touchdown

Aired: August 27, 2015

Eustace Conway and others try to obtain the food and supplies to make it through winter.

E12 - Miles to Go

Aired: September 03, 2015

A breakdown leaves Marty stranded after dark; Eustace must improvise when he comes up shorthanded.

E13 - In the Blood

Aired: September 10, 2015

An early melt halts Marty's record run; Tom receives a surprise boost; and Eustace tries to finish a logging job before spring.

E14 - Winter's Gamble

Aired: September 17, 2015

Marty makes a gamble that changes everything; a storm batters Eustace and Preston during their final push.

E15 - Awakening

Aired: September 24, 2015

A predator comes back when Tom can least afford it; Marty runs out of daylight; Rich fights back the wolves.

E16 - Hard Fought and Fairly Won

Aired: October 01, 2015

It's a race against the end of winter, Marty takes a risk on thin ice, and Rich launches a rescue mission.