Roar of the Iron Horse

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.

Cast: Jock Mahoney, Virginia Herrick, William Fawcett, Harold Landon, Jack Ingram, Mickey Simpson