Gangemi previously penned an episode of Fear Itself as well as the 2007 film Wind Chill starring Emily Blunt.
Anderson is currently at work on The Hive, a thriller starring Halle Berry, Abigail Breslin and Michael Eklund.
Eliza Graves is described as a psychological thriller about a young doctor who comes to apprentice at a mental institution and meets a beautiful patient that he falls in love with amidst a set of circumstances, which may be more complicated than they seem.
Anderson is also known for the Christian Bale-starring The Machinist.
Stay up to date with the latest horror news by “liking” Shock Till You Drop’s Facebook page and following us on Twitter!