Mortmain
- År: 1915
- Land: United States of America
- Sjanger: Drama, Horror
- Ettromsleilighet: Vitagraph Company of America
- Nøkkelord: amputation, lost film
- Regissør: Theodore Marston
- Cast: Robert Edeson, Donald Hall, Edward Elkas, Joseph Weber, Muriel Ostriche, Karin Norman
