Death Lust!

Hank Frost, the one-eyed merc captain, is trailing the Black Market arms buys of Eva Chapmann, "The Deathwitch."
From the high seas of the Mediterranean to Sicily to the Greek Isles and the Pillars of Hercules, Frost, with a force of Cosa Nostra hitmen for his "commando team," battles time and superior odds to put a bullet through the heart of The Deathwitch before she plunges the world into nuclear war.
And then there's the exquisite Constanza who handles a ship or a subgun as good as a man-and she's with Hank Frost all the way...