It Came from Beneath the Sea (1955)

It Came from Beneath the Sea
Science Fiction, Adventure, Horror
A giant octopus, whose feeding habits have been affected by radiation from H-Bomb tests, rises from the Mindanao Deep to terrorize the California Coast.
Starring
Kenneth Tobey, Faith Domergue, Donald Curtis, Chuck Griffiths, Ian Keith, Dean Maddox Jr., Harry Lauter, Richard W. Peterson
Directed By
Robert Gordon