Envahisseurs attaquent was released in the year 1968。Envahisseurs attaquent is also called as Kaijû sôshingeki, Godzilla - Die Monster aus dem All, Frankenstein und die Monster aus dem Weltall, Frankenstein und die Monster aus dem All, Eredi di King Kong, Destroy All Monsters, All Monsters Attack, Attack of the Marching Monsters。

Aliens have released all the giant monsters from their imprisonment on Monster Island and are using them to destroy all major cities on the planet. It is up to the daring crew of the super rocket ship X-2 to infiltrate the aliens' headquarters before the Earth monsters and King Ghidrah annihilate the planet.