Mortmain
- Curs: 1915
- País: United States of America
- Gènere: Drama, Horror
- Estudi: Vitagraph Company of America
- Paraula clau: amputation, lost film
- Director: Theodore Marston
- Repartiment: Robert Edeson, Donald Hall, Edward Elkas, Joseph Weber, Muriel Ostriche, Karin Norman