Fire Gun (1989)

Mike Thompson is a former U.S. government agent whom is called on by his no-nonsense ex-employer Hanson to stop a terrorist named Mustapha who breaks out of a maximum security military prison aboard a battleship with the help from his aide Eddy Williams a former agent-turned-mercenary armed with an unstoppable rapid-firing, multi-use machine gun whom the U.S. government wants back at any cost. Mike is forced to rely on his former partner-in-crime Pappy, and a CIA agent named Corle, to help him try to track down Eddy hoping to lead him to Mustapha before they can plan their next terrorist strike.