Type movie Release Date Dec 24, 2018 Country United Kingdom Language English Genre Crime Drama Mystery Cast Ruth Bradley as Agatha Pippa Haywood as Mabel Dean Andrews as Wade Bebe Cave as Daphne Blake Harrison as Travis Tim McInnerny as Randolph Luke Pierre as Zaki Joshua Silver as Franklin Samantha Spiro as Pamela Ralph Ineson as Detective Inspector Dicks Michael McElhatton as Sir Arthur Conan Doyle Amelia Rose Dell as Rosalind Richard Doubleday as Postmaster Wilson Derek Halligan as Mr. Todd Stacha Hicks as Florence Nightingale Shore Brian McCardie as Sir Hugh Persimmion Clare McMahon as Carlo Liam McMahon as Archie Seamus O'Hara as PC Spencer References imdb website