FBI Inspector Lew Erskine fights the Mafia's entry into selling fake masterpiece paintings. Case: David Joseph Miles, Frank Stocker - Interstate transportation of Stolen Property, Extortion.
Inspector Lew Erskine snares a spy ring and in turn is trapped by them in a deserted Mountain cabin. Case: Glen Parmenter et al - Espionage, murder.
A killer picks a happy family of four living on a farm as his robbery victims. Case: John Graham Evans - Parole Violator - Murder.
A dead man's hearing aid containing microfilm has The FBI uncovering an espionage ring. Case: Carl Schmidt, Colonel Lorenz Tabor - Espionage, Murder.