An American agent discovers that the Red Chinese have built a secret atomic city from which they will attempt to invade America.

Cast:John Ericson, Bernardina Sarrocco, Manolita Barroso, Carlo Hintermann, Beni Deus, José Manuel Martín,

Genre:Science Fiction, Adventure, Crime,

country:Spain, Italy,

Production:Fisa, Splendor Films,