Paranormal investigators Ed and Lorraine Warren encounter what would become one of the most sensational cases from their files. The fight for the soul of a young boy takes them beyond anything they'd ever seen before, to mark the first time in U.S. history that a murder suspect would claim demonic possession as a defense.

Vera Farmigaas Lorraine Warren
Patrick Wilsonas Ed Warren
Sterling Jerinsas Judy Warren
Sarah Catherine Hookas Debbie Glatzel
Ruairí O'Connoras Arne Cheyne Johnson
Julian Hilliardas David Glatzel
Charlene Amoiaas Judy Glatzel
John Nobleas Father Kastner
Eugenie Bondurantas The Occultist
Shannon Kookas Drew Thomas