2/5. Several days into a punishing four-week training regime based on preparations for the 1944 Normandy landings, the Royal Marines push the 24 young male volunteers to the limit. Will they prove to be as tough as the D-Day generation? The Battle for Normandy follows at 9pm on BBC4.
Series producers Graham Cooper and Dale Templar ; Executive producers
VickiBarrass and Marc Goodchild www.bbc.co.uk/ww2