Afraid of marriage, Simone (Mary Ellis) breaks off her long term engagement with her fiancé Paul de Lille (Tullio Carminati). Paul heads to the top of The Eiffel Tower with thoughts of suicide. In another part of Paris and also afraid of marriage, Mignon (Ida Lupino) breaks it off from her young lover (James Blakely). Despairing, Mignon also climbs to the top of the The Eiffel Tower intending to leap to her death. There she meets Paul and the two compare stories. After discussion, Paul dissuades her from leaping and the two conspire to make their respective partners jealous by pretending to have an affair with each other.

After a stamp-collecting Navy chief petty officer is jailed following FBI and Naval Justice investigation, his fiancee meets one of his fellow officers, becomes romantically interested in him, and joins him in trying to get an envelope, believed to contain rare stamps, to its intended recipient, only to end up in a web of intrigue involving foreign-accented men who are unusually interested in that simple envelope.

A Royal Canadian Mounted Police sergeant must mediate a land rights dispute between an advancing railroad construction gang and French Canadian trappers in the rugged Northwest Territory of Canada.

A runaway boy pretends to be the son of a Navy man, only to turn both their lives upside down.

A reporter gets himself sent to prison so he can solve a murder behind bars.

Owner of salon catering to fat society dames must deal with a dull fiance, a romantic stranger, the jealous blond who loves him, and the lecherous husband of a client.

A fake heiress marries a common reporter to thwart the advances of gold-digging playboys.

A con man who stages phony "lucky legs" beauty contests and leaves town with the money is found with a surgical knife in his heart by Mason.