Quiz

Filmed scenes for Doctor Who The Unicorn and The Wasp as an elderly Agatha Christie on her deathbed but these scenes were removed during editing.

She was known to millions as the voice of the BBC children's radio program "Listen With Mother". She opened each show by asking "Are you sitting comfortably? Then I'll begin." The program consisted of stories, songs, and nursery rhymes. It began at 1:45pm every weekday, to coincide with the end of lunchtime. The program ran from 1950 to 1971.

Among 31 performers that have acted in both the 20th Century Doctor Who series and 21st Century Doctor Who Series.

Her big break came in 1947, when she went along to give a friend moral support at an audition. She was coaxed onto the stage herself, where she performed a skit she had written herself. Film actress and music-hall star Joyce Grenfell was in the audience and recognized her talent. Grenfell became a close friend.

She made her stage debut at the age of 13, and attended the Embassy School of Acting. She joined Ensa, the British armed forces' entertainment wing, at the end of World War II, and toured Britain and Germany performing in revues.

Early in her career, she understudied Nellie Wallace.