
Dame Mary Louise Webster, DBE (19 June 1865 – 29 May 1948), known professionally as May Whitty and later, for her charity work, Dame May Whitty, was an English stage and film actress. She was one of the first two women entertainers to become a Dame. The British actors union Equity was established in her home. After a successful career she moved over to Hollywood films at the age of 72. She went to live in America, where she won awards for her film roles.
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Gaslight
1944 · as Miss Thwaites

Suspicion
1941 · as Mrs. McLaidlaw

The Lady Vanishes
1938 · as Miss Froy

Mrs. Miniver
1942 · as Lady Beldon

Lassie Come Home
1943 · as Dally

Madame Curie
1943 · as Madame Eugene Curie

Thunder Birds
1942 · as Lady Jane Stackhouse

Flesh and Fantasy
1943 · as Pamela Hardwick (segment 2)

Forever and a Day
1943 · as Lucy Trimble

The White Cliffs of Dover
1944 · as Nanny

Crash Dive
1943 · as Grandmother

Green Dolphin Street
1947 · as Mother Superior

Stage Door Canteen
1943 · as Dame May Whitty

Devotion
1946 · as Lady Thornton

My Name Is Julia Ross
1945 · as Mrs. Hughes

The Constant Nymph
1943 · as Lady Constance Longborough

Night Must Fall
1937 · as Mrs. Bramson

If Winter Comes
1947 · as Mrs. Perch