Janet McTeer

as Walters

as Helen

as Helen

as Lillian

as Self

as Lucienne

as Hubert Page / Self (archive footage)

as Anne Montague

as Princess Hermine 'Hermo' Reuss of Greiz

as Camilla Traynor

as Edith Prior

as Meredith

as La Marquise de Merteuil

as Edith Prior

as Carolyn

as Narrator (voice)

as Self

as Mrs. Daily

as Mary McCarthy

as Helen Bingham

as Hubert Page

as Phyllis

as Clementine Churchill

as Gertrude Lawrence

as Self

as Audrey

as Dell

as Sarah Morris

as Professor Lily Penleric, PhD

as Caroline Pierce

as Liz

as Mary Jo Walker

as Female Narrator (voice)

as Genevieve de Ville-Franche

as Vanessa Bell

as Madeleine Severn

as Loretta Lawson

as Ellen Dean

as Loretta Lawson

as Adult Claudie

as Riah Millican

as Mysterious Woman/Lady of the Lake/Journalist

as Caroline

as Céleste Albaret

as Dr Juliet Horwitz

as Prue Sarn

as Hazel

as Miss Julie

as Van Arkady's Secretary

as Kat McAllister

as Marian Henry

as Hera

as Narrator

as Marion

as Isabel Vaughn

as Amy

as Helen Pierce

as Helen Pierce

as Alisa Jones

as Commander Guziewicz

as Julia Walsh

as Jacquetta of Luxembourg

as Mrs. Satterthwaite

as DS Amy Foster

as Mrs. Dashwood

as Kate Franklin

as DS Amy Foster

as Catherine Walker

as Anne Protheroe

as Self

as Vita Sackville-West

as Dr Juliet Horwitz

as Self