FBI agent Ed Renard investigates the pre-War espionage activities of the German-American Bund.

A mild-mannered insurance salesman gets mixed up with gangsters.

June McCarthy has unwittingly aided an undercover Nazi naval officer with acquiring a "mother ship" for German submarines in the Atlantic.

Ambassador Joseph Davies is sent by FDR to Russia to learn about the Soviet system and returns to America as an advocate of Stalinism.

A radio correspondent tries to rescue a burlesque queen from her marriage to a Nazi official.

Circumstance, an old flame and a mother-in-law drive a happily married couple to the verge of divorce and insanity.