Midsomer Murders
1998
Margaret Ollerenshaw is an English actress. She is known for portraying the role of Mavis in the BBC sitcom Open All Hours (1981–1982) and its sequel Still Open All Hours (2013–2019). Her other television credits include First of the Summer Wine (1988–1989), The House of Eliott (1992) and Lovejoy (1993–1994). Wikipedia