The Hunt for Red October Reykjanes Ridge off Iceland. "Dallas" hears the sound of the stealth drive but does not identify it as a submarine. As tensions rise between the U.S. and Soviet fleets, the crew of "Dallas" analyzes sonar tapes of "Red October" and finally realizes that it is the sound of a new propulsion system. Meanwhile, CIA analyst and former Marine Jack Ryan, who was initially tasked to examine MI6's photographs of "Red October", finds out that the submarine's new construction variations house its stealth drive. Later putting information about Ramius's letter together with the subsequent launch of the entire Northern Fleet, Ryan
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