The second trailer for Regression, which stars Potter alumni Emma Watson and David Thewlis, has been released. Regression is set to be released on August 28, 2015 and also stars Ethan Hawke.

Minnesota, 1990. Detective Bruce Kenner (Ethan Hawke) investigates the case of young Angela (Emma Watson), who accuses her father, John Gray (David Dencik), of an unspeakable crime. When John unexpectedly and without recollection admits guilt, renowned psychologist Dr. Raines (David Thewlis) is brought in to help him relive his memories and what they discover unmasks a horrifying nationwide mystery.