Red October (fictional submarine) not feature. Also the bridge tower of the submarine is taller and more simplified, with no large bulging lower section of a standard Typhoon bridge tower, but instead a much smaller bulge. The difference in appearance of the bridge tower may have been an error in the design of the model of "Red October" as earlier on in the film, schematics of a Typhoon-class submarine are shown which display a standard Typhoon bridge tower but also carry the sonar array attached to the rudder as on "Red October". "Red October" is also longer due to additional ballistic missile launch tubes.
The Hunt for Red October (film) participated in the Pacific Fleet-supported filming. The crew of "Houston" called their month-long filming schedule the "Hunt for Red Ops." "Houston" made more than 40 emergency surfacing "blows" for rehearsal and for the cameras. Baldwin was approached in December 1988, but was not told for what role. Klaus Maria Brandauer was cast as Soviet sub commander Marko Ramius but two weeks into filming he quit due to a prior commitment. The producers faxed the script to Sean Connery who, at first, declined because the script seemed implausible in portraying the Soviet Union as an ambitious naval power. He was missing