For the Mastery of the World
US secret service agent Mr. Grimm is hot on the trail of spy Rosa Morini and her brother Prince Morini who are planning to sell a remote-control wireless bomb apparatus which if it falls into the wrong hands will make its possessor the master of the world's power. Rosa manages to elude capture at first but after the death of her brother sees the error of her ways and a crisis is averted.
Top Billed Cast

Alec B. Francis
Mr. Grimm - Secret Service

Belle Adair
Rosa Morini

Edward Roseman
Prince Morini

Frederick Truesdell
The Venezuelan Ambassador
Lindsay J. Hall
The Venezuelan Ambassador's Accomplice
Featured Crew
Jacques Futrelle
Story