Emily Blunt

as Emily

as Margaret Fairchild

as Self

as Dawn Staples

as Jody Moreno

as Unicorn (voice)

as Kitty Oppenheimer

as Liza Drake

as Dr. Lily Houghton

as Evelyn Abbott

as Self

as Rosemary

as Mary Poppins

as Evelyn Abbott

as Juliet (voice)

as Zoe Huntington (voice)

as Tempest Shadow / Fizzlepop Berrytwist (voice)

as Rachel Watson

as Freya

as Kate Macer

as Rita

as Baker's Wife

as Self (uncredited)

as Mike Fitzgerald

as Violet Barnes

as Sara

as Harriet Chetwode-Talbot

as Elise Sellas

as Iris

as Juliet (voice)

as Princess Mary

as Rose

as Gwen Conliffe

as Queen Victoria

as Valerie Brennan

as Norah Lorkowski

as Jane Liddle

as Ruthie Draper

as Prudie

as Girl

as Emily

as Tamsin

as Isolda

as Lady Cornelia Locke

as Catherine Howard