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) at which point Ramius requests asylum for himself and his officers. "Red October" is suddenly attacked by "V. K. Konovalov", which has tracked them across the Atlantic. As the two Soviet subs maneuver, one of "Red October"s cooks, Loginov, an undercover KGB agent and the secret saboteur, opens fire. He fatally wounds first officer Vasily Borodin before retreating to the nuclear missile bay, pursued by Ryan and Ramius. Loginov shoots Ramius, wounding him, but Ryan kills Loginov before he can detonate a missile. Meanwhile, "Red October" makes evasive maneuvers with a diversion provided by "Dallas", causing "V. K. Konovalov" to