Guest Stars Tony Robinson as Roger Smith Marcia Warren as Annie Smith Louise Beattie as Amanda Ron Donachie as Police Doctor Debbie Arnold as Mrs. Bingham Hywel Bennett as Harold Bingham Charles Pemberton as Police Constable Dora Bryan as Mrs. Mim John Boswall as Professor Humber Judi Spiers as Television Presenter Neale McGrath as Shop-Keeper Richard Coleman as Chief Inspector Trusscott Beverley Walding as Receptionist
