- Country: USA
- Genres: Drama
- Release: 1916-11-27
- Director: Jack Conway
- Writers: Charles Agnew MacLean , William Parker
- Language: None | English
- Stars: Ben F. Wilson , Ben F. Wilson , Wilbur Higby , Henry Holland , Francelia Billington , Clyde Benson , Raymond Whitaker , Marc Robbins , Thomas Jefferson , Ed Brady , Mary Maurice
- Runtime: 50 min
- Awards: N/A
- AKA: The Main Spring (United States of America) , The Mainspring (United States of America) , The Mainspring
- Plot: Great financier Jesse Craven is ill, but so closely guarded that the public can obtain no details. Lawrence Ashmore, a young reporter, is detailed by his paper to obtain an interview. Larry Craven, Jesse's son, is expected one mor...
- IMDB:tt0007008
The Mainspring Cast · · · ALL
Jack Conway
Director
Ben F. Wilson
Lawrence Ashmore / Larry Craven (as Ben Wilson)
Francelia Billington
Jesse Craven (as W.J. Higby)
Wilbur Higby
Richard Creelman
Clyde Benson
William Ramsdale
Raymond Whitaker
Shackleton (as Raymond Whittaker)
Thomas Jefferson
James Sharp
Ed Brady
Jerviss (as E.J. Brady)
Mary Maurice
Bernice (as Mrs. Maurice)