主演：Hugh Marlowe Joan Taylor Donald Curtis
导演：Fred F. Sears
类型：科幻 恐怖 奇幻 地区：美国 年份：1956
剧情介绍：WhiledrivingthroughthedesertwithhiswifeCarolMarvintoamilitarybasetosendtheeleventhrockettotheorbitofEarthforhelpingtheexplorationoftheouterspaceintheOperationSkyHook,Dr.RussellA.MarvinandCarolseeaflyingsaucerandaccidentallyrecordsamessageintheirtaperecorder.Onceinthebase,Dr.Russellisinformedbyhisfather-in-lawandgeneralthatthetenfirstsatelliteshadmysteriouslyfeltonEarth.WhenDr.Russelldecodesthemessage,heencountersthealiensthataskhimtoscheduleameetingwiththeleadersofEarthinWashingtonin56dayswiththeintentiontoinvadeEarthwithoutpanickingthepopulation.Dr.Russelldevelopsananti-magneticweaponthatbecomesthatlasthopeofhumanraceagainstthehostilealiens.