Both Scotland Yard and an amateur American sleuth are tracking a master criminal known as The Frog. This moniker refers to the bulging-eyed mask worn by the evildoer, and is…

The mastermind behind a ubiquitous spy operation learns of a dangerous romance between a Russian lady in his employ and a dashing agent from the government’s secret service.

In a futuristic city sharply divided between the working class and the city planners, the son of the city’s mastermind falls in love with a working class prophet who predicts…