Columbia Pictures elevated stunt man Jock O'Mahoney to stardom in this 15 chapter western serial about the building of the transcontinental railroad. O'Mahoney played a railroad agent who uncovers the master criminal behind a series of sabotage attempts on the construction site.
Jock Mahoney
Virginia Herrick
William Fawcett
Harold Landon
Jack Ingram
Mickey Simpson
George Eldredge
Myron Healey
Rusty Wescoatt
Frank Ellis
Pierce Lyden
Dick Curtis
Hugh Prosser