I tried to watch this drama series a year or so ago and didn’t get far. It isn’t bad but it has a slow pace, which I am usually fine with, but I am not into spy stories. I gave it a second try recently and had no trouble finishing it this time. There is some action and a small amount of drama, but mostly it is conversation and a slow-burning tension running through it. I confess I occasionally wasn’t sure who was doing what off screen, but i never completely lost the thread. Alec Guinness is very good. He gives what seems like a restrained performance, playing a man who fights emotions t...