The Hunt for Red October (film) nuclear missile submarine with a stealth "caterpillar drive", rendering it undetectable to passive sonar. Ramius leaves port to conduct exercises with attack submarine "V. K. Konovalov", commanded by his former student Captain Tupolev. Once at sea, Ramius secretly kills political officer Ivan Putin and relays false orders that they are to conduct missile drills off America's east coast. At the same time, American attack submarine "USS Dallas", tasked with identifying and shadowing Soviet subs as they leave port, detects "Red October" as it begins its mission, but immediately loses track of it once the caterpillar drive is engaged. The next
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