S4E1 - The Naturalist at Law
Mysteries of Dr. John Thorndyke
S4E2 - The Pathologist to the Rescue
The Mysteries of Dr John Thorndyke
S4E3 - Mr Ponting’s Alibi
The Mysteries of Dr John Thorndyke
S4E4 - Pandora’s Box
The Mysteries of Dr John Thorndyke
S4E5 - Gleanings from the Wreckage
The Mysteries of Dr John Thorndyke