Air date: 2019-04-07

Runtime: 45 min

From the recruits' very first challenge - a terrifying backwards dive out of a helicopter - Ant Middleton and his team are determined to show there will be no allowances made. Later, the celebrities have to overcome more fears.

Air date: 2019-04-14

Runtime: 45 min

Chief instructor Ant Middleton and his directing staff put the celebrity recruits through a series of tests. One celebrity recruit collapses on a mountain and another is badly affected by the extreme cold, as they face brutal challenges.

Air date: 2019-04-21

Runtime: 45 min

The celebrities are paired up to prove that they're team players, and must put their lives in each other's hands, in a terrifying free fall abseil. They must leave their celebrity world behind and learn to trust their partner to keep their place.

Air date: 2019-04-28

Runtime: 45 min

As the pressure is piled on, one recruit cracks and a bad decision puts another's place on the course in dire jeopardy. After being pursued through the Chilean countryside by a military hunter force, the recruits enter the interrogation phase.

Air date: 2019-05-05

Runtime: 45 min

The remaining celebrity recruits face a final, brutal challenge at the El Morado glacier, 3000 metres above sea level. A dozen celebrities started, but only a few have what it takes to complete the course.