本片(劇)是一部美國制片作品的恐怖，于1957年上映。對白語言為英語，目前豆瓣評分0.0(僅供參考)。

　　An earthquake in the Salton Sea unleashes a horde of prehistoric mollusk monsters. Discovering the creatures, a Naval officer and several scientists attempt to stop the monsters, but they escape into the canal system of the California’s Imperial Valley and terrorize the populace.