

A train that is carrying the formula for a valuable form of granulated gasoline disappears before it reaches its destination. Railroad investigators and the authorities try to determine where it is and who took it.

Helen Holmes
Helen Thurston

Leo D. Maloney
Pitts

Thomas G. Lingham
The Baron

Edward Hearn
Francis Murphy
Omar Whitehead
Valquez (as V.O. Whitehead)
William Brunton
Charles Bonner
John McKinnon
General Thurston
William N. Chapman
(as Will Chapman)