Noiser
The Adventure of the Cardboard Box: Part Two
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As Holmes and Watson rush to uncover the mystery behind the severed ears, a curiously tied knot leads to a revelation. And a sailor’s dark confession unveils a twisted tale of jealousy, betrayal and revenge.
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 The Soundhouse Studios
Sound Supervisor: Tom Pink
Compositions: Dorry Macaulay and Oliver Baines
Mix & Mastering: The Soundhouse Studios
Series Consultant: Dan Smith