If you haven’t seen the latest BBC drama Restless, then turn away now! Or better yet, catch it on iPlayer. Not only was it partly set in my hometown of Las Cruces, New Mexico, but it was full of period costumes from the 40s and 60s, with plenty of spies popping out from behind trees.
The turning point of episode two centred on a German map which the main character, a British spy, was supposed to pass on to an another…