On the eve of World War II, a British officer revisits Waterloo Bridge and recalls the young man he was at the beginning of World War I and the young ballerina he met just before he left for the front.

Middle-class housewife Kay Miniver deals with petty problems. She and her husband Clem watch her Oxford-educated son Vin court Carol Beldon, the charming granddaughter of the local nobility as represented by Lady Beldon. Then the war comes and Vin joins the RAF.

Dr. Jekyll believes good and evil exist in everyone and creates a potion that allows his evil side, Mr. Hyde, to come to the fore. He faces horrible consequences when he lets his dark side run amok.

When a major newspaper accuses wealthy socialite Connie Allenbury of being a home-wrecker, and she files a multi-million-dollar libel lawsuit, the publication's frazzled head editor, Warren Haggerty, must find a way to turn the tables on her. Soon Haggerty's harried fiancée, Gladys Benton, and his dashing friend Bill Chandler are in on a scheme that aims to discredit Connie, with amusing and unexpected results.

When American newspaperman and adventurer Henry M. Stanley comes back from the western Indian wars, his editor James Gordon Bennett sends him to Africa to find Dr. David Livingstone, the missing Scottish missionary. Stanley finds Livingstone ("Dr. Livingstone, I presume.") blissfully doling out medicine and religion to the happy natives. His story is at first disbelieved.

John Carteret has long been depressed and lonely, because, at his wedding years ago, his bride, Moonyean, was murdered. He accepts into his house Kathleen, the 5-year-old orphaned niece of Moonyean, and she quickly grows up to look just like her aunt.

The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a prophecy that will enable him to conquer the world. His nemesi, Dr. Nayland Smith and his associates fight to keep the evil doctor from getting his hands on the keys. In 1943 the serial was edited together into a feature movie also called Drums of Fu Manchu.