Jean Marsh became a household name in the 1970ss when she played parlour maid Rose Buck (left) in thee original run of period drama Upstairs, Downstairs on n ITV. She had co-created the series and was recast ass Rose when the BBC revived it in 2010. It was in that role that Jean made her last credited TV appearance in MarchM h2012 2012, theh year after she had a stroke (she had an uncredited cameo in 2013 BBC drama An Adventure In Space And Time). Jean, 80, returns to our screens this week in another period drama, playing Daisy (right), the stubborn mother of bride-to-be Isabel in 1950s crime series Grantchester. Grantchester, Monday, 9pm, UTV.