The 40 most popular 1940s science fiction movies, ranked. Click any film for ratings, reviews, trailers, and where to watch.








































1940s cinema is split by the war: propaganda and home-front melodrama, then the darker, more cynical film noir that followed. Italian neorealism emerged from the rubble at the decade's end.
Science fiction uses the future — or a plausible alternative present — to think through the current moment. It's produced some of cinema's most influential images, and the genre's biggest leaps have usually followed leaps in effects technology.