Bertie Carvel Adam Dalgliesh Actor, Executive Producer Alistair Brammer DS Daniel Tarrant Actor Phoebe Nicholls Agatha Betteron Actor Lloyd Owen George Gregory Actor Claire Goose Dr. Emma Lavenham Actor Andrew Havill Archdeacon Matthew Crampton Actor Richard Lintern Father Sebastian Actor Anton Lesser Father John Actor Michael Jenn Father Peregrine Actor Benjamin Cawley Mark Ayling Actor Charlie Cain Raphael Arbuthnot Actor Jill Robertson Director Andy Tohill Director Ryan Tohill Director Lisa Clarke Director Georgie Fallon Producer Emily Russell Producer Martin Mahon Producer Helen Edmundson Writer Stephen Greenhorn Writer Andrew Simon McAllister Music Geoffrey Sax Director P.D. James Writer Colette Kane Writer