Taissa Farmiga
Sister Irene
Jonas Bloquet
Maurice Theriault
Bonnie Aarons
The Demon Nun / Valak
Katelyn Rose Downey
Sophie
Suzanne Bertish
Madame Laurent
Anouk Darwin Homewood
Céleste
Peter Hudson
Father Ridley
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
Renata Palminiello
Sister Pia
Fulvia Patrizia Olivieri
Abbess
Gaël Raës
Cedric the Altar Boy
Lieve Carchon
Sister Concetta
David Horovitch
Cardinal Conroy
Kate Colebrook
Irene's Mother / St. Lucy
Margot Bernazzi
Young Irene
Grégory Di Meglio
Hotel Clerk
Delcho Koprivshki
Ethan Rome
Aaron-Jon North
Demon Goat
Andrew Morgado
Demonic Voice (voice)
Vera Farmiga
Lorraine Warren