In " Dumb Witness ", Poirot invents an elderly invalid mother as a pretence to investigate local nurses.
2.
Born in Cape Town, South Africa, her best known television appearance was as Smiley's People " ( 1982 ) and the role of Wilhelmina Lawson in " Agatha Christie's Poirot "-" Dumb Witness " ( 1996 ).
3.
It was used as the location for the conclusion of the film " The French Lieutenant's Woman " ( 1981 ) and for the " Agatha Christie's Poirot " television episode " Dumb Witness " ( 1996 ).
4.
Not only does the novel return the characters to the setting of her first, " The Mysterious Affair at Styles ", but it reunites Poirot and Hastings, who last appeared together in " Dumb Witness " in 1937.
5.
Agatha Christie used the phrase as the title of Chapter 18 of the 1937 Hercule Poirot novel " Dumb Witness ", which was later published in the U . S . as " Poirot Loses a Client ".
6.
In the only other new " Poirot " this season, " Dumb Witness, " it turned out that a fox terrier named Bob was the dumb witness to murder, but Poirot was confident that " he speaks to me in a booming voice ."
7.
In the only other new " Poirot " this season, " Dumb Witness, " it turned out that a fox terrier named Bob was the dumb witness to murder, but Poirot was confident that " he speaks to me in a booming voice ."
8.
""'Dumb Witness " "'is a detective fiction novel by British writer Agatha Christie, first published in the UK by the Collins Crime Club on 5 July 1937 and in the US by Dodd, Mead and Company later in the same year under the title of " "'Poirot Loses a Client " " '.
9.
In " The Observer "'s issue of 18 July 1937, " Torquemada " ( Edward Powys Mathers ) said, " usually after reading a Poirot story the reviewer begins to scheme for space in which to deal with it adequately; but Dumb Witness, the least of all the Poirot books, does not have this effect on me, though my sincere admiration for Agatha Christie is almost notorious.