Trailer
Cast
Robert Osterloh
Army Examining Doctor
Carleton Young
Zone Five Lieutenant Colonel
Olan Soule
Mr. Krull
Stuart Whitman
Sentry (deleted scene)
Wheaton Chambers
Mr. Bleeker
Michael Rennie
Klaatu / Mr. Carpenter
Sam Jaffe
Prof. Jacob Barnhardt
Edith Evanson
Mrs. Crockett
Tyler McVey
Brady
Dorothy Neumann
Margaret
Freeman Lusk
General Cutler
John Brown
George Barley
Guy Williams
Radio Operator (uncredited)
Patricia Neal
Helen Benson
House Peters Jr.
M.P. Captain at Barnhardt's
Bess Flowers
Lady Outside Jewelry Store
George Lynn
Conference Colonel Ryder
Harry Harvey
The Cab Driver
James Seay
Government Man (uncredited)
Billy Gray
Bobby Benson
Hugh Marlowe
Tom Stevens
Lock Martin
Gort
Frances Bavier
Mrs. Barley
Frank Conroy
Mr. Harley
Harry Lauter
Lieutenant in Charge of Landing Site