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 Renée Asherson Emily Simpson (as Renee Asherson) Actor Rosalie Crutchley Lucy Bellringer Actor Jonathan Firth Michael Lacey Actor Emily Mortimer Katherine Lacey Actor Julian Glover Henry Trace Actor Selina Cadell Phyllis Cadell Actor Christopher Villiers David Whitely Actor Richard Cant Dennis Rainbird Actor Elizabeth Spriggs Iris Rainbird Actor Bill Wallis Dr. Trevor Lessiter Actor Diana Hardcastle Barbara Lessiter Actor Jessica Hynes Judith Lessiter (as Jessica Stevenson) Actor Barbara Young Anne Quine Actor Avril Elgar Mary Sharpe Actor Cory Pulman Terry Bazely Actor Peter Jordan Counseller 1 Actor Marlene Sidaway Counseller 2 Actor Jonathan Oliver Counseller 3 Actor Simon Godwin Giovanni Actor Neil Conrich Duty Police Officer Actor Brian True-May Producer Anthony Horowitz Writer Jeremy Silberston Director