After a therapist's patient goes missing into a dimension beyond reality, she has to enter the unknown to save him.

Cast:Chiwetel Ejiofor, Renate Reinsve, Mark Duplass, Finn Bennett, Lukita Maxwell, Avan Jogia,

Genre:Horror, Science Fiction, Mystery,

country:United States of America, Canada,

Production:Atomic Monster, Chernin Entertainment, 21 Laps Entertainment, Oddfellows Entertainment, Async Pictures, A24,