The Hunt for Red October (film) for the rest of the motion picture. Only towards the end of the film, at the beginning of the scene in which the Soviet and American submariners meet, do some of the actors speak in Russian again. Filming in submarines was impractical. Instead, five soundstages on the Paramount backlot were used. Two platforms housing mock-ups of "Red October" and "Dallas" were built, standing on hydraulic gimbals that simulated the sub's movements. Connery recalled, "It was very claustrophobic. There were 62 people in a very confined space, 45 feet above the stage floor. It got very hot on the sets, 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