"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 Trevor
as Hercule Poirot
Jane Carr
as Lady Edgware / Carlotta Adams
Richard Cooper
as Captain Hastings
John Turnbull
as Inspector Japp
Michael Shepley
as Captain Ronald Marsh
Leslie Perrins
as Bryan Martin
C. V. France
as Lord Edgware
Sophie Stewart
as Geraldine Marsh
Brenda Harvey
as Miss Carroll
S. Victor Stanley
as Jobson
Phyllis Morris
as Ellis
Hargrave Pawson
as Donald Ross
Conway Dixon
as Sir Montague Corner
Stanley Vine
as Lord Edgware's Butler
Quinton McPherson
as Moxon
Kynaston Reeves
as Duke of Merton
Louis Brooks
Costume Design
Agatha Christie
Novel
Henry Edwards
Director
Sydney Blythe
Director of Photography
H. Fowler Mear
Screenplay
James A. Carter
Art Direction
Julius Hagen
Producer
Baynham Honri
Sound Recordist
Arthur Barnes
Assistant Director
Michael C. Chorlton
Editor
Charles
Hairstylist
W.L. Trytel
Music Director