John Richardson, Yanti Somer, Walter Maestosi, Gaetano Balestrieri, Gisela Hahn, Aldo Canti, Massimo Bonetti, West Buchanan, Lucio Rosato, Malisa Longo, Giuseppe Fortis, Omero Capanna, Romeo Costantini, Daniele Dublino
An alien vessel manages to break the earth defense systems. Captain Layton is sent to investigate and find the invaders. Together with friends from the planet Ganymed he discovers the enemies in a hidden underground city on earth.
An alien vessel manages to break the earth defense systems. Captain Layton is sent to investigate and find the invaders. Together with friends from the planet Ganymed he discovers the enemies in a hidden underground city on earth.
