Charlie impersonates an employee of the U.S. government to foil an espionage plot which would destroy part of the Panama Canal, trapping a Navy fleet on its way to the Pacific after maneuvers in the Atlantic.
Sidney Toler
Charlie Chan
Jean Rogers
Kathi Lenesch
Lionel Atwill
Cliveden Compton
Mary Nash
Miss Sarah Finch
Victor Sen Yung
Jimmy Chan
Kane Richmond
Richard Cabot
Chris-Pin Martin
Sergeant Montero
Lionel Royce
Dr. Rudolph Grosser
