Nicholas Ralph James Herriot Actor Samuel West Siegfried Farnon Actor Anna Madeley Mrs Audrey Hall Actor Rachel Shenton Helen Herriot Actor Callum Woodhouse Tristan Farnon Actor Matthew Lewis Hugh Hulton Actor James Anthony Rose Richard Carmody Actor Tony Pitts Richard Alderson Actor Imogen Clawson Jenny Alderson Actor Nigel Betts Dennis Handshaw Actor Mark Noble Henry Dinsdale Actor Kriss Dosanjh George Pandhi Actor Naomi Radcliffe Mrs Dinsdale Actor Dave Hill Bert Chapman Actor Cleo Sylvestre Anne Chapman Actor George Potts Mr Edwards Actor Drew Cain James Herriot Senior Actor Gabriel Quigley Hannah Herriot Actor Mollie Winnard Maggie Actor Jon Furlong Mr Dobson Actor Andy Hay Director Debbie O'Malley Writer Brian Percival Director, Executive Producer Richard Burrell Producer David Swetman Executive Producer Louise Pedersen Executive Producer Ben Vanstone Writer, Executive Producer Rebecca Eaton Executive Producer Colin Callender Executive Producer Seb Cardwell Executive Producer Paul Testar Executive Producer Yvonne Francas Producer Susanne Simpson Executive Producer, Producer Hugo Heppell Executive Producer Melissa Gallant Executive Producer Maxine Alderton Writer Caroline Cooper Charles Executive Producer