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