A talented American actress enlists the help of the famed Belgian detective, Hercule Poirot, to negotiate a divorce from her husband, Lord Edgware, only to find him the next day stabbed to death in his library. Who would want him dead?

Austin Trevoras Hercule Poirot
Jane Carras Lady Edgware / Carlotta Adams
Richard Cooperas Captain Hastings
John Turnbullas Inspector Japp
Michael Shepleyas Captain Ronald Marsh
Leslie Perrinsas Bryan Martin
C. V. Franceas Lord Edgware
Sophie Stewartas Geraldine Marsh