The police investigate the murder of an officer, killed during a jewel robbery.

When two mysterious deaths mar an otherwise pleasant weekend in the English countryside, unflappable flapper Lady Eileen Brent teams up with the dashing Jimmy Thesinger to solve the dastardly deeds. Their sleuthing leads them into a world of espionage and international intrigue as they discover a secret society known as "The Seven Dials" and the attempted theft of top-secret government documents.

A master conman leads a pair of British accomplices on an international adventure of highly profitable dirty tricks.

An actress and an artist are linked by his brother to deadly smugglers sought by Scotland Yard.

A pretty young woman will do anything to escape her deadly dull existence in the backlots of Wales. But when she reaches the bright lights of London is the price too high?