The Monster That Challenged the World
Duration: 1h 24min
Actors: Tim Holt, Audrey Dalton, Hans Conried, Barbara Darrow, Max Showalter, Harlan Warde, Gordon Jones, Mimi Gibson, Marjorie Stapp, Jody McCrea, Wallace Earl Laven
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.