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Michael Rennie - Klaatu / Mr. CarpenterPatricia Neal - Helen BensonBilly Gray - Bobby BensonSam Jaffe - Prof. Jacob BarnhardtHugh Marlowe - Tom StevensLock Martin - GortFreeman Lusk - General CutlerEdith Evanson - Mrs. CrockettFrank Conroy - Mr. HarleyFrances Bavier - Mrs. BarleyJohn Brown - George BarleyOlan Soule - Mr. KrullMarjorie Crossland - HildaElmer Davis - Elmer DavisH.V. Kaltenborn - H. V. KaltenbornDrew Pearson - Drew PearsonGabriel Heatter - Gabriel Heatter (voice)Harry Lauter - Lieutenant in Charge of Landing SiteJames Doyle - Army Dr. WhiteLarry Dobkin - Balding Army DoctorRobert Osterloh - Army Examining DoctorGlenn Hardy - Radio Interviewer at Landing SiteTyler McVey - BradyHouse Peters Jr. - M.P. Captain at Barnhardt'sGeorge Lynn - Conference Colonel RyderDorothy Neumann - MargaretWheaton Chambers - Mr. BleekerCarleton Young - Zone Five Lieutenant ColonelHarry Harvey - The Cab DriverSammy Ogg - Sammy
Ratings
from TMDB7.4/ 101,304 votes