Paul Unwin Director David Suchet Hercule Poirot Actor Rachael Stirling Caroline Crale Actor Aidan Gillen Amyas Crale Actor Toby Stephens Philip Blake Actor Marc Warren Meredith Blake Actor Julie Cox Elsa Greer Actor Gemma Jones Miss Williams Actor Patrick Malahide Depleach Actor Annette Badland Mrs. Spriggs Actor Aimee Mullens Lucy Crale Actor Sophie Winkleman Angela Warren Actor Kevin Elyot Writer