From Wikipedia, the free encyclopedia Athene Seyler, CBE (31 May 1889 – 12 September 1990) was an English actress. Although better known as a stage actress - she first appeared on the stage in 1909 - she made her film debut in 1921, and became known for playing slightly dotty old ladies in many British films from the 1930s to the 1960s. Her most memorable stage credits included Mrs. Malaprop in The Rivals, Lady Bracknell in The Importance of Being Earnest, and a double-act, with her good friend Dame Sybil Thorndike, as the murderous spinster sisters in Arsenic and Old Lace. Her film and television career lasted into the 1960s, and included roles in The Citadel (1938), Night of the Demon (1957), and The Avengers (1964, 1965). She was also a regular cast member in screen adaptations of Charles Dickens' novels. She virtually retired fr...