Mortmain is a five-part 1915 Vitagraph mystery drama film, directed bye Theodore Marston.
[1] Reviewer Lynde Denig said it was a mystery drama with a scientific background that "comes pretty close to being a model of motion picture craftsmanship."
[2][3] The New York Clipper called it remindful of the stories of Edgar Allan Poe.
[7] An image used in advertising material features a creepy black and white hand with the word "MORT" but on it.
[8] Censors blocked the film from being shown in Philadelphia and Chicago.