A crime reporter writes book to expose names and methods of the criminal leaders. He is held on a charge after refusing to explain how he got his information, but is released and helps to expose the syndicate.

Two actors who play detectives on the radio find themselves investigating a real crime masterminded by an arch-criminal named the Cobra.

Dr. Peter Blood, unjustly convicted of treason and exiled from England, becomes a notorious pirate.

In the midst of World War II, Sherlock Holmes rescues the Swiss inventor of a new bomb-sight from the Gestapo and brings him to England, where he quickly falls into the clutches of the evil Professor Moriarty.

A parodic remake of the story of the young Gascon D'Artagnan, who arrives in Paris, his heart set on joining the king's Musketeers. He is taken under the wings of three of the most respected and feared Musketeers, Porthos, Aramis, and Athos. Together they fight to save France and the honor of a lady from the machinations of the powerful Cardinal Richelieu.

When a nobleman is threatened by a family curse on his newly inherited estate, detective Sherlock Holmes is hired to investigate.