Former Gestapo officers in Eastern France, Hans-Dietrich Ernst and Heinrich Neuchtschwanger. Also targeted, the evil Dr Rohde, who executed four female spies by lethal injection. Ernst and Neuchtschwanger murdered some 31 SAS soldiers caught during a secret mission, Operation Loyton. The SAS War Crimes Investigation Team, commanded by Major Eric Alistair 'Bill' Barkworth. SAS secretly hunted down these Gestapo officers. It is said that the SAS always prefer to 'hunt their fox in secret' - and this is what they did here. Alongside him was SOE operative, Vera Atkins There were 31 missing SAS men, victims of the botched Operation Loyton. But there were no clues. No bodies. They had just disappeared. It smelled bad.