The Hunt for Red October popular belief that Clancy had access to top-secret intelligence in researching for the novel, he consulted technical manuals, discussions with former submariners and books like Norman Polmar’s "Guide to the Soviet Navy" and "Combat Fleets of the World" in order to maintain accuracy in describing Soviet submarines. He then submitted the first draft of the novel to the Naval Institute Press, where he previously wrote an article on the MX missile for their magazine "Proceedings of the U.S. Naval Institute". Three weeks later, the publication company returned his manuscript, along with a request to cut about a hundred pages’ worth
The Hunt for Red October (film) connected to 12 cables, giving precise, smooth control for turns. Computer effects, in their infancy, created bubbles and other effects such as particulates in the water. By March 1990, just before the film's theatrical release, the Soviet Parliament removed the Communist Party from government, effectively ending the Cold War. Set during this period, there were concerns that with its end, the film would be irrelevant but Neufeld felt that it "never really represented a major problem". To compensate for the change in the Soviet Union's political climate, an on-screen crawl appears at the beginning of the film stating that it