>>1432683 (previous bread)
CROSS FIRE HURRICANE
JUMPING JACK FLASK Set against the backdrop of the pre-Glasnost Cold War, Terry receives the message, "Knock, Knock," and is contacted by a man calling himself "Jumpin' Jack Flash" who turns out to be a British Intelligence agent in Eastern Europe who is being pursued by the KGB.
https://en.wikipedia.org/wiki/Jumpin%27_Jack_Flash