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
The Catcher Was a Spy (film) Tom Wilkinson, Connie Nielsen and Shea Whigham joining in April. Principal photography lasted for 30 days. The film was set to have its world premiere at the Toronto International Film Festival in September 2017, but the film was pulled out after it was realized that post-production would not be complete in time. It premiered at the 2018 Sundance Film Festival. IFC Films acquired the film and set a release date of June 22, 2018. "The Catcher Was a Spy" made $114,771 from 49 theaters in its opening weekend, for an average of $2,459 per venue. On review aggregator Rotten Tomatoes,