An alien and a robot land on Earth after World War II and tell mankind to be peaceful or face destruction.

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
1,181 ratings. The score is reasonably stable but could shift up to 0.08 as more ratings come in.
Why we're confident →Click icons to visit streaming services directly. Streaming service names and logos are trademarks of their respective owners.
Release Date
September 28, 1951
Runtime
1h 32m
Rating
G
Genres
Drama, Science Fiction, Thriller
Director