The Hunt for Red October (film) to develop it into a film. Screenwriters Larry Ferguson and Donald Stewart worked on the screenplay while Neufeld approached the U.S. Navy for approval. They feared top secret information or technology might be revealed. However, several admirals liked Clancy's book and reasoned that the film could do for submariners what "Top Gun" did for the Navy's jet fighter pilots. Captain Michael Sherman, director of the Navy's western regional information office in Los Angeles, suggested changes to the script that would present the Navy in a positive light. The Navy gave the filmmakers access to several s, allowing them to photograph
The Hunt for Red October novel as "the most satisfactory novel of a sea chase since C.S. Forester perfected the form". Due to an extensive marketing campaign by the Naval Institute Press for their first published work of fiction, which was initially aimed on the military, the book sold 45,000 copies by March 1985. Clancy said in a 1991 interview: “I thought we’d sell maybe five thousand or ten thousand hardcovers and that would be the end of it. I never really thought about making money.” After Reagan's endorsement, "The Hunt for Red October" topped the national bestseller lists, particularly "The New York Times". It