Noiser
The Adventure of the Cardboard Box: Part One
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When a lonely spinster receives a gruesome package containing two freshly severed human ears, Scotland Yard assume it must be some kind of cruel prank. But as Holmes and Watson investigate, they uncover a sinister plot that leads them from the quiet streets of Croydon to the shipping yards of Liverpool.
Narrated by Hugh Bonneville 
Written by Sir Arthur Conan Doyle
Produced by Katrina Hughes and Duncan Barrett
Script Supervisor: Addison Nugent
Sound Design and Audio Editing by Tony Onuchukwu
Sound Supervisor: Tom Pink
Compositions: Dorry Macaulay and Oliver Baines
Mix & Mastering: Josh Latham
Series Consultant: Dan Smith