Quayle lived, mentally, as far ahead as possible, mainly because the people who were dependent upon him lived from moment to moment, sometimes dying even more suddenly than that. The sinister business of counter-espionage is played out by an array of magnificent characters. Quayle, spy master, is a blend of wisdom and administrative genius. He seemingly has the ability to live without sleep, wine or women; Shaun O'Mara, who loves all those...