When a reporter is killed under mysterious circumstances, the political cartoonist on his paper begins to investigate on his own. He finds that a vengeful industrialist may be trying to manipulate an international peace conference to stage a bombing attack on London.
Charles Farrell
as Briant Gaunt
Margaret Vyner
as Mary Stevens
Fritz Kortner
as Minister Peters of Grovnia
Danny Green
as Socks, American Henchman
Wallace Evennett
as Smith, Bowler-hat Henchman
Monti DeLyle
as Pierre, Knife-throwing Henchman
Dino Galvani
as Tony, Slender Henchman
Arthur Finn
as Mac, Newspaper Editor
Laurence Hanray
as Sir George, Lead Conspirator
Arthur Gomez
as Baron von Kleisch, Delegate
Raymond Lovell
as Harris
Evan John
as Dr. Marsh