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) to rewrite the whole film but was only required to do the Russian sequences. Rather than choosing between the realism of Russian dialog with subtitles, or the audience-friendly use of English (with or without Russian accents), the filmmakers compromised with a deliberate conceit. The film begins with the actors speaking Russian with English subtitles. But in an early scene, actor Peter Firth casually switches in mid-sentence to speaking in English on the word "Armageddon", which is the same spoken word in both languages. After that point, all the Soviets' dialogue is communicated in English. Connery continued using the Russian accent