It stars Maggie Q, Kristen Bush, Sam Troughton, Will Kemp, William Hope and Sylvester McCoy.

[1] Alice (Maggie Q) is a rationally minded sleep doctor, who is forced to abandon scientific reason when she meets a family being terrorised by a parasitic demon known as the nocnitsa[2] which paralyses victims as they sleep.

[4] Additional external shots from Yorktown Heights, and Pound Ridge, New York.

In May 2017, Vertical Entertainment acquired distribution rights to the film.

[5] On review aggregator website Rotten Tomatoes, the film holds an approval rating of 0% based on 8 reviews, with an average rating of 3.25/10.