The Menacers Matt Helm 11 Author:Donald Hamilton No. 11 in Matt Helm series. In a little town on the Mexican coast a young American woman is under heavy guard by US agents-and under heavy surveillance by Soviet operatives, including Matt Helm's old mistress Vadya, The captive woman claims not only to have witnessed a flying saucer but to the the only survivor of its attack on her boat. Helm is... more » to accompany her back to the States-or kill her instantly if it looks like the Russians are even getting close to a snatch.« less