The Hunt for Red October (film) unclassified sections of both and to use in set and prop design. was used for the scene in which Baldwin is dropped from a helicopter to the submarine. Key cast and crew members rode along in subs, including Alec Baldwin and Scott Glenn, who took an overnight trip aboard the commanded by then Commander Thomas B. Fargo. Glenn based his portrayal of Commander Bart Mancuso on Fargo. Some of the principal cast had previous military service which they drew on for their roles. Sean Connery had served in the Royal Navy, Scott Glenn in the United States Marine Corps and
The Hunt for Red October Reagan had pronounced the book, which was given to him as a Christmas gift, as “the perfect yarn” and “unputdownable”; his endorsement eventually boosted the novel's sales and solidified Clancy's reputation as a bestselling author. Regarding the reception, Clancy remarked: “I was thunderstruck, dumbfounded, bowled over, amazed. But I wasn't surprised." In addition, the novel was a big hit in the White House. "The Hunt for Red October" was also popular among the military. On a 1985 visit to the , Clancy discovered 26 copies of the novel among the crew. "The Washington Post", in its original review, praised the