The Monster That Challenged the World
A new kind of terror to numb the nerves!
Giants Mollusks are released from the earth by an earthquake and start killing people.
- Genre: Horror, Science Fiction
- Studio: Gramercy Pictures, Inc., United Artists
- Keyword: california, sheriff, giant monster, earthquake, coast guard, prehistoric creature, scuba diving, scientist, sea monster, kraken, mysterious death, underwater cave, eccentric man, hysterical woman, little girl in peril, canal locks, old map
- Cast: Tim Holt, Audrey Dalton, Hans Conried, Barbara Darrow, Max Showalter, Harlan Warde