Betty Williams (also Preston and Turpin) was a fictional character from the ITV soap opera "Coronation Street", portrayed by former music hall star Betty Driver. Driver was cast as Betty in 1969, after first auditioning for the role of Hilda Ogden, which was given to Jean Alexander. The character arrived in "Coronation Street" to help her sister Maggie Cooke (Irene Sutcliffe) run the corner shop, and since then had a number of storylines which saw her become twice widowed, and mother to an illegitimate son.