Rachael Stirling

as Felicity Crosland

as QC Phillippa Kaufmann

as Amanda Olsson

as Rebekah Chaban

as Helen

as Kelly Aston

as Mary Harborough

as Self - Narrator (voice)

as Millie Harcourt

as Jacqueline Kennedy

as Narrator

as Narrator

as Phyl Moore

as Sarah Churchill

as Arabella

as Mrs. Pringle

as Kate

as Kate Wilkinson

as Becky

as Laura

as Millie

as Anna

as Mary Jones

as Ursula Brangwen

as Druzilla

as Veronica Burton

as Duchess of Sutherland

as Kirstin

as Zoë Kenneth

as Julia Jugg

as Martha

as Marie Rambert

as Ada

as Young Annabelle

as Griselda Clement

as Katie Carter

as Nan Astley

as Stephanie Raeburn

as Lulu

as Corine

as Avis Graydon

as Young Rebeccah

as Joanna

as Claire

as Clare Knowles

as Eleanor Karras

as Self

as Caroline Crale

as Self