- Country: USA
- Genres: Horror, Sci-Fi
- Release: 2015-03-16 (South by Southwest Film Festival), 2015-08-22 (Japan)
- Director: Alistair Legrand
- Writers: Alistair Legrand , Luke Harvis
- Language: English
- Stars: Ali Larter , Arjun Gupta , Max Rose , Chloe Perrin , Merrin Dungey , Patrick Fischler , Kurt Carley , Wilmer Calderon , Laura Margolis , Mark Steger
- Runtime: 86 min
- Awards: N/A
- AKA: Quỷ Ám (Vietnam) , The Diabolical , Diaboliczny prześladowca (Poland) , ディアボリカル (Japan) , The Diabolical (Canada) , The Diabolical - Das Böse ist zeitlos (Germany) , Diabólico (Mexico) , The Diabolical (United Kingdom) , Дьявольский (Russian Federation) , Diabólico (Brazil) , The Diabolical (United States of America) , Diabólico (Portugal, Portuguese Republic) , Диаболичният (Bulgaria) , The Diabolical (India)
- Plot:
When a single mother and her two young children are tormented by an increasingly strange and intense presence in their quiet suburban home, she turns to her scientist boyfriend to take on the violent forces that paranormal experts are too frightened to face.
- IMDB:tt3603808
The Diabolical Cast · · · ALL
Alistair Legrand
Director
Ali Larter
Madison
Arjun Gupta
Nikolai
Joe Egender
Carl
Patrick Fischler
Austin
Wilmer Calderon
Miguel
Tom Wright
Curtis (as Thomas Wright)
Merrin Dungey
Mrs. Wallace
Kurt Carley
The Prisoner
Laura Margolis
Marcy
Mark Steger
Dr. Herbert
Andrew Varenhorst
Faceless Figure
Thomas Kuc
Danny
Andrew Schwarz
Janitor / 911 Operator