Patrick Wilson
Ed Warren

Vera Farmiga
Lorraine Warren

Mia Tomlinson
Judy Warren

Ben Hardy
Tony Spera

Rebecca Calder
Janet Smurl

Tilly Walker
Carin Smurl

Elliot Cowan
Jack Smurl

Shannon Kook
Drew Thomas

Steve Coulter
Father Gordon

Kíla Lord Cassidy
Heather Smurl

Beau Gadsdon
Dawn Smurl

Molly Cartwright
Shannon Smurl

Leigh Jones
Abner

John Brotherton
Brad Hamilton

Peter Wight
Grandpa Smurl

Kate Fahy
Grandma Smurl

Orion Smith
Young Ed Warren

Madison Lawlor
Young Lorraine Warren

Emmy Nolan
Young Judy Warren

Guy Oliver-Watts
Doctor

Ingrid Bisu
Wedding Guest

Michael Clear
Wedding Guest

Natalia Safran
Wedding Guest

Lili Taylor
Caroline Perron

Mackenzie Foy
Cindy Perron

Frances O'Connor
Peggy Hodgson

Madison Wolfe
Janet Hodgson

Julian Hilliard
David Glatzel

James Wan
Wedding Guest

Tony Spera
Party Guest

Judy Warren
Party Guest

Ed Warren
Self (archive footage)

Lorraine Warren
Self (archive footage)