Caroline Graham Creator John Nettles DCI Tom Barnaby Actor Daniel Casey Sgt. Gavin Troy Actor Jane Wymark Joyce Barnaby Actor Laura Howard Cully Barnaby Actor Phyllis Calvert Alice Bly Actor Nigel Davenport William Smithers Actor Geoffrey Bayldon Arthur Prewitt Actor Mary Wimbush George Watson Actor Gudrun Ure Celia Armstrong Actor Angela Down Pru Bennett Actor Colin Tierney Mungo Mortimer Actor Clive Wood Dr. Clive Warnford Actor Deborah Findlay Hilary Richards Actor Carolyn Pickles Sister Lovelace Actor Miranda Kingsley Nurse Bartlett Actor Mali Harries Nurse O'Casey Actor Sam Beazley Cyril Toft Actor Matyelok Gibbs Muriel Harrap Actor Georgine Anderson Madge Fielding Actor Daphne Goddard Miss Laybourne Actor Arthur Cox Landlord Actor Cyril Shaps Jeweller Actor Caroline John Florist Actor Sarah Ball Shop Assistant Actor Katherine Tozer Hotel Receptionist Actor Peter Smith Director Hugh Whitemore Writer Brian True-May Executive Producer