Ultimate Hell Week - The Professionals

Twenty celebrities from the world of sports and entertainment take on the army training challenge and are put through a gruelling special forces selection course. The recruits are David Gillick, Fiona O'Caroll, Peter Finn, Billy Holland, Luke Thomas, Aisling Daly, Setanta Ó hAilpín, Oisin Murphy, Johnny Ward, Blathnaid Treacy, Pamela Uba, Eric Donovan, Paul Ryder, Eoin Cadogan, Rebecccah O'Rourke, Boidu Sayeh, Fergus McFadden, Tadhg Fleming, Ciara Griffin and Michael McKiliop.

Just hours into the Hell Week course and already one of the twenty celebrity recruits have been eliminated. The next phase of the course sees the recruits pushed to their absolute physical limits with back-to-back events

In this episode, the remaining recruits trek through tough weather condition in one of the most gruelling challenges on the course,‘Scratch’

Celebrities from the world of sport and entertainment take on the army training challenge and are put through a gruelling special forces selection course

Following the gruelling events, 11 recruits remain. For the recruits who pass the test, the relief is short-lived as the DS arrange another equalling terrifying activity that very few people outside of Special Forces Operators will ever experience.

The recruits start the hardest test on the Hell Week course, Foreman Aftman, a timed mountain march with over 50kg of Kit of their backs. This is as tough as it gets.

Of the 20 recruits who started the course, only four now remain. The course culminates in one final event - complete the mission and they will have passed