
From Wikipedia
Fay Compton CBE (18 September 1894 – 12 December 1978) was an English actress from a notable acting lineage; her father was actor/manager Edward Compton; her mother, Virginia Bateman, was a distinguished member of the profession, as were her elder sister, the actress Viola Compton, and her uncles and aunts. Her grandfather was the 19th-century theatrical luminary Henry Compton. Author Compton Mackenzie was her elder brother.
Biography from Wikipedia, CC BY-SA. Credits and photos from TMDB.
The titles people know Fay from.
IMDb rating of each title on Cineora, by year.
as Mrs. Bennett

as Grandma

as Mrs. Brown · 13 episodes

as Queen Victoria · 1 episode

as Aunt Ada Doom (Starkadder) · 3 episodes
as Sister Juliana · 26 episodes

as 'Aunt Ann' Forsyte · 5 episodes
as Hester Warren · 1 episode
as Miss Babbage · 1 episode

as Marya, the mother

3 episodes
as Mother Superior
2 episodes
as Mrs. Crowley

as Angelica · 1 episode

as Alice Pascoe

as Gladys Smith
as Mrs. Pinkerton

as Mrs. Culver
as Mrs. Josser

as Mrs. Barfield
as Mme. Mantalini
as Rosie

as Queen Victoria

as Lady Worthing

as Mrs. Tulliver
as Countess Helga von Stahl

as Jenny Grey

as Mrs. Doe

as Dorothy Rendell

as Eileen Kell

as Marie de Remy

as Rosalind Nightingale

as Sophie
as Sally Hope
as The Woman
as Mildred Craddock
as Ruth Barchester

as Duchess Frances
The people who keep turning up in Fay’s titles.