Nightmare City

Nightmare City, also known as City of the Walking Dead, is a 1980 Italian science fiction horror film directed by Umberto Lenzi. The story revolves around a nuclear experiment gone wrong, releasing a zombie-like virus that instantly infects people, turning them into aggressive mutants. The military attempts to quarantine the city, but chaos ensues as survivors fight to escape. The film explores themes of panic, government failure, and societal collapse caused by biological horror. Its intense action sequences and practical effects have made it a cult classic among fans of genre cinema.