An alien and a robot land on Earth after World War II and tell mankind to be peaceful or face destruction.
Michael Rennie
Patricia Neal
Billy Gray
Sam Jaffe
Hugh Marlowe
Lock Martin
Freeman Lusk
Edith Evanson
Frank Conroy
Frances Bavier
John Brown
Olan Soule
Marjorie Crossland
Elmer Davis
H.V. Kaltenborn
Drew Pearson
Gabriel Heatter
Harry Lauter
James Doyle
Larry Dobkin
Robert Osterloh
Glenn Hardy
Tyler McVey
House Peters Jr.
George Lynn
Dorothy Neumann
Wheaton Chambers
Carleton Young
Harry Harvey
Sammy Ogg
Bess Flowers
James Seay
Grady Galloway
Hassan Khayyam
John Barton
Stuart Whitman
Rama Bai
John Burton
Bill Welsh