From Wikipedia the free encyclopedia Prunella Margaret Rumney West Scales CBE née Illingworth born 22 June 1932 is an English former actor best known for playing Sybil Fawlty wife of Basil Fawlty John Cleese in the BBC comedy Fawlty Towers for her portrayal of Queen Elizabeth II in A Question of Attribution Screen One BBC 1991 by Alan Bennett for which she was nominated for a BAFTA award and for the documentary series Great Canal Journeys 20142021 in which she travels on canal barges and narrowboats with her husband fellow actor Timothy West Description above from the Wikipedia article Prunella Scales licensed under CCBYSA full list of contributors on Wikipedia