Nightmare City

Nightmare City (Italian: Incubo sulla città contaminata; released in the US as City of the Walking Dead) is a 1980 Italian-Spanish science-fiction horror film directed by Umberto Lenzi. It stars Hugo Stiglitz as a TV news reporter who witnesses the collapse of order in a city overrun by irradiated blood-drinking ghouls. Victims rise from the dead to join the host, adding to the chaos.