Taissa Farmiga
Sister Irene
Jonas Bloquet
Maurice Theriault
Storm Reid
Sister Debra
Anna Popplewell
Kate
Bonnie Aarons
The Demon Nun / Valak
Katelyn Rose Downey
Sophie
Suzanne Bertish
Madame Laurent
Léontine d'Oncieu
Simone
Anouk Darwin Homewood
Céleste
Peter Hudson
Father Ridley
Tamar Baruch
Sister Amara
Natalia Safran
Sister Chloe
Maxime Elias-Menet
Jacques
Pascal Aubert
Father Noiret
Alexandra Gentil
Sister Astrid
Florence Mestais
Double Demon Nun
Margaux Borel
Double Demon Nun
Viviana Moin
Sister Maria
Renata Palminiello
Sister Pia
Fulvia Patrizia Olivieri
Abbess
Camille Amiel
Julie
Margot Morris
Aurélie
Gaël Raës
Cedric the Altar Boy
Sarah Pachoud
Emily
Lieve Carchon
Sister Concetta
David Horovitch
Cardinal Conroy
Paul Spera
Deacon Scott
Kate Colebrook
Irene's Mother / St. Lucy
Margot Bernazzi
Young Irene
Grégory Di Meglio
Hotel Clerk
Delcho Koprivshki
Ethan Rome
Philippe Josserand
Doctor
Aaron-Jon North
Demon Goat
Andrew Morgado
Demonic Voice (voice)
Patrick Wilson
Ed Warren
Vera Farmiga
Lorraine Warren