Heretiks a.k.a. The Convent

Genre 17th century supernatural thriller (feature)
Director Paul Hyett
Production co. Enmar Productions & Sterling Pictures
Cast Michael Ironside, Clare Higgins, Hannah Arterton
Premiere FrightFest 2018
Release US theatrical, Amazon Prime
Tech specs 2.39:1, Arri Alexa Classic, Cooke S4/i

A young woman is saved from execution and led to a priory to repent her sins, but discovers a greater evil lies within.