Josef Jakobs SW3, on 4–5 August 1941. The trial was held "in camera" because the German agent had been apprehended in a highly classified intelligence operation known as the Double Cross System. The British were aware that Jakobs was coming because his arrival information had been passed on to MI5 by the Welsh nationalist and "Abwehr" double agent Arthur Owens. After a two-day trial which involved hearing the testimony of eight witnesses, Jakobs was found guilty of spying and sentenced to death. Jakobs's execution took place at the miniature rifle range in the grounds of the Tower of London on 15 August
To Catch a Spy comedy. Trevor Howard and Tom Courtenay seem more at home with the spy spoof material." To Catch a Spy To Catch a Spy is a 1971 comedy spy film directed by Dick Clement and starring Kirk Douglas, Marlène Jobert, Trevor Howard, Richard Pearson, Garfield Morgan, Angharad Rees and Robert Raglan. It was written by Clement and Ian La Frenais. It was a co-production between Britain, the United States and France, which was filmed in Bucharest, Romania. It was also part filmed on Loch Awe and Loch Etive, Scotland, where the gunboat scenes were filmed, and featured Kirk Douglas running through