From The Arthur Conan Doyle Encyclopedia
Grace Arnold (19 september 1894 - 26 february 1979) was a British actress who played Mrs. Hudson in 3 episodes (A Study in Scarlet, The Sign of Four and The Blue Carbuncle) of the TV series Sherlock Holmes (1964-1968) with Peter Cushing as Sherlock Holmes and Nigel Stock as Dr. Watson.
- 1968 : A Study in Scarlet (as Mrs. Hudson)
- 1968 : The Sign of Four (as Mrs. Hudson)
- 1968 : The Blue Carbuncle (as Mrs. Hudson)