Slumber | Supernatural Thriller | Full Horror Movie

Dr. Alice Arnolds, a skilled sleep therapist haunted by her brother’s mysterious death, tries to help a family plagued by terrifying sleep disturbances. As she investigates, Alice discovers the existence of the Nocnitsa—a demonic entity that invades dreams, causes sleep paralysis, and threatens to claim their lives. To save the family, Alice must confront the shadowy demon in a nightmarish dreamscape and face her own traumatic past. “Slumber” is a supernatural horror thriller where science collides with ancient folklore, starring Maggie Q. #Slumber #horrormovie #sleepparalysis #dreamdemon #Nocnitsa #MaggieQ #supernatural #thriller #Britishhorror #sleepclinic #nightmares #2017film #haunted dreams #family #horror #dream invasion #night hag #scary movie #psychological horror