Russell Crowe

Father Gabriele Amorth

Daniel Zovatto

Father Esquibel

Alex Essoe

Julia

Peter DeSouza-Feighoney

Henry

Ralph Ineson

Asmodeus (voice)

Laurel Marsden

Amy

Franco Nero

The Pope

Ryan O'Grady

Cardinal Sullivan

Bianca Bardoe

Rosaria

Carrie Munro

Adella

Cornell John

Bishop Lumumba

Santi Bayón

Roberto Vasquez IV (Henry's Dad)