The Monster That Challenged the World1957•84 minutes•5.6/10HorrorScience FictionMovie OverviewGiants Mollusks are released from the earth by an earthquake and start killing people.CastTim HoltLt. Cmdr. John 'Twill' TwillingerAudrey DaltonGail MacKenzieHans ConriedDr. Jess RogersBarbara DarrowJody SimmsMax ShowalterDr. Tad JohnsHarlan WardeLt. Robert 'Clem' ClemensGordon JonesSheriff Josh PetersMimi GibsonSandy MacKenzie
