Dakota Johnson
as Susie Bannion / Naomi Bannion

Tilda Swinton
as Madame Blanc / Helena Markos / Dr. Klemperer

Mia Goth
as Sara Simms

Angela Winkler
as Miss Tanner

Ingrid Caven
as Miss Vendegast

Chloë Grace Moretz
as Patricia Hingle

Elena Fokina
as Olga Ivanova

Sylvie Testud
as Miss Griffith

Renée Soutendijk
as Miss Huller

Christine Leboutte
as Miss Balfour

Małgorzata Bela
as Susie's Mother / Death

Fabrizia Sacchi
as Pavla

Jessica Harper
as Anke Meier

Jessica Batut
as Miss Mandel

Alek Wek
as Miss Millius

Vincenza Modica
as Miss Marks

Vanda Capriolo
as Alberta

Brigitte Cuvelier
as Miss Kaplitt

Gala Moody
as Caroline

Anne-Lise Brevers
as Sonia

Sara Sguotti
as Doll

Halla Thordardottir
as Mascia

Olivia Ancona
as Marketa

Marjolaine Uscotti
as Miss Daniels

Sharon Campbell
as Miss Martincin

Elfriede Hock
as Miss Mauceri

Iaia Ferri
as Judith

Clémentine Houdart
as Miss Boutaher

Charo Calvo
as Miss Killen

Stephanie McMann
as Siobhan

Majon van der Schot
as Janine

Maria Bregianni
as Sadie

Josepha Madoki
as Liza Jane

Navala Chaudhari
as Marianne

Karina El Amrani
as Hermione

Doris Hick
as Frau Sesame

Mikael Olsson
as Agent Glockner

Fred Kelemen
as Agent Albrecht

Greta Bohacek
as Young Susie

Joel-Dennis Bienstock
as Mennonite Priest

Toby Ashraf
as Student at Backyard (uncredited)