Captain Hugh "Bulldog" Drummond's wedding to Phyllis Clavering is disrupted when a Swiss policeman is murdered and the synthetic diamond, a prized possession, is stolen. The suspect is Sir Raymond Blantyre, head of the Metropolitan Diamond Syndicate, who has a motive to stop Professor Bernard Goodman from publishing his secret process. Drummond follows a trail of clues, including an explosion at Goodman's house, and eventually finds Goodman being held captive by the culprits.
Bulldog Drummond's Peril
A relentless detective pursues a deadly assassin, navigating treacherous terrain to unmask the killer before they strike again.