Dominic Minghella Creator Mark Crowdy Creator, Executive Producer Craig Ferguson Creator Martin Clunes Dr. Martin Ellingham Actor Caroline Catz Louisa Glasson Actor Ian McNeice Bert Large Actor Joe Absolom Al Large Actor Eileen Atkins Ruth Ellingham Actor John Marquez PC Joe Penhale Actor Jessica Ransom Morwenna Newcross Actor Selina Cadell Mrs. Tishell Guest Star Angela Curran Caitlin Morgan Guest Star Rosie Ede Mel Hendy Guest Star John Hollingworth Professor Sam Bradman Guest Star Sian Thomas Paula Kemp Guest Star Ben Bolt Director Nigel Cole Director Philippa Braithwaite Producer Julian Unthank Writer