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 Barry Jackson Dr. George Bullard Actor Judy Cornwell May Cuttle Actor Charles Kay Arno Gibbs Actor Michael Feast Ian Craigie Actor Colin Farrell Ken Beavers Actor Diane Bull Heather Beavers Actor Stephen Moyer Christopher Wainwright Actor Miles Anderson Guy Gamelin Actor Susan Tracy Felicity Gamelin Actor Robert Pickavance William Carter Actor Daniel Hart Tim Riley Actor Tilly Blackwood Trixie Channing Actor Anna Bolt Suhami , Sylvie Gamelin Actor Mary Healey Mrs. Cook Actor Graham Turner Raymond Jennings Actor Dolly Wells Ava Rokeby Actor Ashley Artus Terry Lightfoot Actor Brian True-May Executive Producer Douglas Watkinson Writer Baz Taylor Director