Things to Come is a 1936 science fiction film starring Raymond Massey, whom we know best as Chauvelin in The Scarlet Pimpernel, and directed by William Cameron Menzies. The screenplay was written by H.G. Wells adapted from his novel The Shape of Things to Come. This film opens on Christmas, 1940.
It can be viewed online here:
1001 Flicks has a review. ScreenOnline discusses the film here. FilmReference.com has a page devoted to this movie.
3/27/2009: Ferdy on Films has an article.