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 Anna Massey Honoria Lyddiard Actor Joanna David Amy Lyddiard Actor David Troughton Brian Clapper Actor John Shrapnel Max Jennings Actor Jane Booker Laura Hutton Actor Judith Scott Sue Clapper Actor Robert Swann Gerald Hadleigh Actor Una Stubbs Selina Jennings Actor Marlene Sidaway Mrs. Bundy Actor Daniel Newman Tom Carter Actor Marcus Rogers Denzel Actor Zoot Lynam Collar Actor Mark Bagnall Boreham Actor John Bardon Mr. Belgrove Actor Jacqueline Morgan Miss Panter Actor Timothy Bateson James Jocelyne Actor Murray Ewan Liam's Father Actor Annoushka Le Gallois Barbara Neale Actor Nancy Lodder Edie Carter Actor Jay Barrymore Liam Actor Jeremy Silberston Director Caroline Graham Writer Anthony Horowitz Screenwriter Delia Fine Executive Producer Brian True-May Producer