Casey Ryback (Steven Seagal) is a cook aboard the Navy Battleship Missouri. However, when a band of mercenaries led by turncoat CIA Agent Stranix (Tommy Lee Jones) board the ship planning to confiscate all the nuclear warheads, Ryback is locked in the freezer. Ryback, a former Navy SEAL, escapes. Alone and without weapons, Ryback finds ways to create trouble for the mercenaries while figuring...