IMDb Page
  • Average Age of Cast at Release:
  • Cast Members Alive:
  • Gender Split (F:M):
  • Percent of Cast with Demo Info:
Profile Pic Name Character Birthday Deathday Age at Release
Michael Rennie Klaatu, alias Mr. Carpenter
Patricia Neal Helen Benson
Billy Gray Bobby Benson
Sam Jaffe Prof. Jacob Barnhardt
Hugh Marlowe Tom Stevens
Lock Martin Gort
Freeman Lusk General Cutler
Edith Evanson Mrs. Crockett, landlady
Frank Conroy Mr. Harley, Secretary to the President
Frances Bavier Mrs. Barley, boarder
John Brown George Barley, boarder
Olan Soule Mr. Krull, boarder
Marjorie Crossland Hilda, Barnhart's secretary
Elmer Davis Elmer Davis
H.V. Kaltenborn H. V. Kaltenborn
Drew Pearson Drew Pearson
Gabriel Heatter Gabriel Heatter (voice)
Harry Lauter Lieutenant in Charge of Landing Site
James Doyle Army Dr. White
Larry Dobkin Balding Army Doctor
Robert Osterloh Army Examining Doctor
Glenn Hardy Radio Interviewer at Landing Site
Tyler McVey Brady
House Peters Jr. M.P. Captain at Barnhardt's
George Lynn Conference Colonel Ryder
Dorothy Neumann Margaret, Tom's secretary
Wheaton Chambers Mr. Bleeker, jeweller
Carleton Young Zone Five Lieutenant Colonel
Harry Harvey The Cab Driver
Sammy Ogg Sammy, boy witness
Bess Flowers Lady Outside Jewelry Store
James Seay Government Man
Grady Galloway Radar Operator
Hassan Khayyam Indian Newscaster
John Barton British Newscaster
Stuart Whitman Sentry (scene deleted)
Rama Bai Scientific Delegate
John Burton British Radio Announcer
Bill Welsh Radio Announcer (voice)