Girl in the Box
We are not sure of the release date for Girl in the Box. It was released at the box office on 2016-09-10 so we estimate it was released to DVD in December 2016.
Director: Stephen Kemp
Cast: Zane Holtz, Addison Timlin, Zelda Williams, Brittany Allen, and Matt Cooke
A hitchhiking woman is abducted by a young couple and held captive for seven years, during which time she's tortured and forced to live as a slave to her captors.