Buck, the Rustler (as Leo Maloney)
Duncan - Locomotive Engineer
Savage - a Railroad Detective
Billy Melville - Passenger Conductor
Dick Malling - an Aeronaut
Thompson - Construction Foreman
Sheridan - Central Office Detective
Harcourt - a young soldier
Billy Garwood - Express Messenger
Brent - the Night Operator
Tom Walker - Owner of the Hope Mine
Jim - Charlie's Boyhood Friend
Inspector Hudson - Secret Service
Howard Blair - Fielding's Cashier
Texas Ranger Chuck Williams
Warren - Railroad Detective
Tony - a Mexican Section Hand
Wadsworth - a Freight Engineer
Fired Foreman (uncredited)
Dan Oakley (as Leo Maloney)