The Mainspring
- Bliain: 1916
- Tír:
- Seánra: Drama
- Stiúideo: Universal Film Manufacturing Company
- Eochairfhocal: lost film
- Stiúrthóir: Jack Conway
- Caitheadh: Ben F. Wilson, Francelia Billington, Wilbur Higby, Henry Holland, Clyde Benson, Raymond Whittaker
