Millie Bobby Brown Enola Holmes Henry Cavill Sherlock Holmes Louis Partridge Lord Tewkesbury Helena Bonham Carter Eudoria Holmes David Thewlis Susan Wokoma Edith Adeel Akhtar Lestrade Sharon Duncan-Brewster Hannah Dodd Abbie Hern Pierre Bergman Upper Class Gentleman David Westhead Henry Lyon Chloé Booyens Upper Class Lady Philip Gascoyne Police Officer Martyn Mayger One Man Band Tabby Bond Dancer Yasmin Riley Dancer Alan Mitchell Music Hall Man