Recurring Guest Characters Michael Buerk 8 guest appearances Bill Paterson 2 guest appearances Peter Davison 2 guest appearances Mica Paris 2 guest appearances Janet Ellis 2 guest appearances Arthur Smith 2 guest appearances Don Warrington 1 guest appearances Emilia Fox 1 guest appearances Benedict Cumberbatch 1 guest appearances Wendy Craig 1 guest appearances Shobna Gulati 1 guest appearances