Selection for the SAS is notoriously grueling, with only 10% of candidates succeeding. Operators endure extreme physical and mental tests, from long endurance marches in the Brecon Beacons to jungle ...

Relentless hill marches, hostile jungle combat and disorientating interrogation tactics are just a handful of the grim SAS selection tests used to transform regular soldiers into the toughest, ...

SAS: Are You Tough Enough was a British documentary series exposing volunteer members of the public to the experience of the SAS selection process presented by Dermot O'Leary. On average only 10 out ...