Peter Huchthausen served aboard navy destroyers involved in anti-submarine operations, search and rescue operations for the lost submarine USS Thresher and participated in the Cuban blockade and forced a Soviet submarine to surface in the height of the missile crisis. He served as Chief Engineer aboard the destroyer USS Orleck and operated off the coast of Vietnam. He commanded a River unit of ten river patrol boats, in combat on the Mekong River. He served as a Soviet naval submarine analyst and in anti-submarine warfare positions on the staffs of Naval Forces Europe, the U.S. First and Third Fleets, and the Commander in Chief Pacific. He was assigned as the senior U.S. Naval Attaché toYugoslavia and Romania and subsequently became the chief of attaché and human intelligence collection operations in Western Europe for the Defense Intelligence Agency. He served three years in Moscow as the senior U.S. Naval Attaché to the USSR during the years immediately preceding the fall of the Soviet Union. After retirement he returned to Moscow and opened the Moscow office of an American firm and began his research and writing career.
His second book, Hostile Waters, St Martin's Press 1997, companion to an HBO movie by the same name, about a Soviet submarine accident in the Atlantic, sold more than 200,000 copies worldwide.
His book K-19 The Widowmaker was published by National Geographic in July 2002 and is the companion to the movie by the same name starring Harrison Ford and Liam Neeson.
Another recent book, which is about the Soviet submarine challenge to the U.S. blockade of Cuba in 1962, called October Fury, was also released in July 2002 by John Wiley and Sons.