Under Siege (1992)

Steven Seagal stars as Chief Petty Officer Casey Ryback, a former Navy SEAL who has to stop a group of mercenaries, led by a psychopathic ex-CIA agent played by Tommy Lee Jones, from stealing nuclear weapons on board the USS Missouri, assisted by the ship's corrupt Executive Officer, Commander Krill (played by Gary Busey). Basically, "Diehard" on a USN battleship.