Fango verde was released in the year 1968。Fango verde is also called as The Green Slime, Gamma #3 Big Military Space Operation, Death and the Green Slime, Battle Beyond the Stars, Batalla más allá de las estrellas, After the Destruction of Space Station Gamma: Big Military Operation, Bataille au-delà des étoiles。

A giant asteroid is heading toward Earth so some astronauts disembark from a nearby space station to blow it up. The mission is successful, and they return to the station unknowingly bringing back a gooey green substance that mutates into one-eyed tentacled monsters that feed off electricity. Soon the station is crawling with them, and people are being zapped left and right!