The Mainspring: Reparto
Ben F. Wilson
Lawrence Ashmore / Larry Craven
Francelia Billington
Jesse Craven
Wilbur Higby
Richard Creelman
Henry Holland
Edith Craven
Clyde Benson
William Ramsdale
Raymond Whittaker
Shackleton
Marc Robbins
Israel Farnum
Thomas Jefferson
James Sharp
Ed Brady
Jerviss
Mary Maurice
Bernice