Dr. Morgan and Dr. Cavigny star as a brace of scientists who return from the West Indies with a potent, phosphorescent serum that allegedly changes human beings into cats.
Three childhood friends, Martha, Walter and Sam, share a terrible secret. Over time, the ambitious Martha and the pusillanimous Walter have married. She is a cold businesswoman; he is the district attorney: a perfect combination to dominate the corrupt city of Iverstown at will. But the unexpected return of Sam, after years of absence, deeply disturbs the life of the odd couple.
Tongues begin to wag when a lonely widow becomes romantically involved with a military man. Problems arise when the gossip is filtered down to her own children.
A 14-year-old boy lies about his age and enlists in the United State Marine Corps without his family's consent or knowledge. He is sent into battle in the Pacific war-zone, decorated, and spotted in a newsreel by his family. The family asks the War Department to discharge him and send him home.
On the eve of World War II, the German Kurt Müller, his American-born wife Sara, and their three children, having lived in Europe for years, visit Sara's wealthy mother near Washington, DC. Kurt secretly works for the anti-Nazi resistance. A visiting Romanian count, becoming aware of this, seeks to blackmail him.
A woman suffers a nervous breakdown and an oppressive mother before being freed by the love of a man she meets on a cruise.