David Jonsson Luke Fitzwilliam Actor Penelope Wilton Miss Pinkerton Actor Mathew Baynton Dr Thomas Actor Mark Bonnar Rev Humbleby Actor Douglas Henshall Major Horton Actor Nimra Bucha Mrs Humbleby Actor Morfydd Clark Bridget Conway Actor Tamzin Outhwaite Mrs Pierce Actor James Gandhi Executive Producer James Prichard Executive Producer Damien Timmer Executive Producer Danielle Scott-Haughton Executive Producer Reemah Sakaan Executive Producer Sian Ejiwunmi-Le Berre Executive Producer, Writer Stephen Nye Executive Producer Jess O'Riordan Executive Producer Karen Kelly Producer Meenu Gaur Director