Cast 12
Austin Trevor
Hercule Poirot
Franklin Dyall
Sir Roger Ackroyd
Elizabeth Allan
Ursula Browne
J.H. Roberts
Dr. Sheppard
JD
John Deverell
Lord Halliford
Ronald Ward
Ralph Ackroyd
Mary Jerrold
Mrs. Ackroyd
Mercia Swinburne
Caryll Sheppard
Harvey Braban
Insp. Davis
Clare Greet
(uncredited)
Diana Beaumont
(uncredited)
Directing 1
LSH
Leslie S. Hiscott
Director
Writing 3
Production 1
JH
Julius Hagen
Producer
Sound 1
JG
John Greenwood
Music
Camera 2
SB
Sydney Blythe
Director of Photography
CS
Cyril Stanborough
Still Photographer