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) "Red October", guesses his former mentor's route and sets a course to intercept. The Soviet fleet's intentions are unknown to the U.S., although their orders are to sink "Red October". Due to the actions of an unknown saboteur, "Red October"s caterpillar drive fails during risky maneuvers through a narrow undersea canyon. Petty Officer Jones, a sonar technician aboard "Dallas", has discovered a way to detect "Red October" using underwater acoustics, and plots an intercept course. Ryan arranges a hazardous mid-ocean rendezvous to board "Dallas", where he attempts to persuade its captain, Commander Bart Mancuso, to contact Ramius and determine his