We are not sure of the release date for They Remain. It was released at the box office on 2018-03-02 so we estimate it was released to DVD in June 2018.
Director: Philip Gelatt
Cast: Rebecca Henderson and William Jackson Harper
Two scientists investigate the root of environmental changes and strange animal behavior at a remote site where a cult committed atrocities. The isolated location, the unraveling of their relationship, and the biome itself begin to lead them down a path of doom where primeval forces threaten to consume them. An adaptation of Laird Barron's short story "–30–".