A cavalcade of English life from New Year's Eve 1899 until 1933 is seen through the eyes of well-to-do Londoners Jane and Robert Marryot. Amongst events touching their family are the Boer War, the death of Queen Victoria, the sinking of the Titanic, and the Great War.
A German village is stricken by a series of murders that appear to be the work of vampires.
When delusional madman Roxor kidnaps a scientist in hopes of using his death ray to achieve world dominance, he is opposed by Chandu, a powerful hypnotist and yogi.
