Invasion U.S.A. (1985) on Netflix

A terrorist, Rostov, is planning to unleash a reign of terror on the U.S. but before he does he decides to go after, Matt Hunter, a former CIA agent, who lives in Florida, who once had Rostov's life in his hands but on orders took him alive, and now Rostov is plagued by nightmares of Hunter killing him. So Rostov goes after him but misses, so Hunter, who has already been approached by his former employers to go after Rostov, after initially turning down the job, cuase he believed that they should have let him terminate Rostov when he had the chance, decides to go after him. But he is only one man and Rostov has hundreds of men ripping the country apart, so how will he stop it.