The Ngaio Marsh BBC Radio Collection

A collection of the BBC's dramatisations of Ngaio Marsh's most famous sleuth: Chief Inspector Roderick Alleyn.
This collection would include the following works by Ngaio Marsh:
A Man Lay Dead - The gentleman detective tackles a country house party murder.
A Surfeit of Lampreys - Gentleman sleuth Inspector Alleyn probes a grisly death of the head of a spendthrift aristocratic family.
Opening Night - When a leading actor is found gassed in his dressing room, it looks like suicide. But it transpires he was so detested that everyone had a motive for his murder.
When In Rome - 1970s Rome. Chief Detective Inspector Alleyn is incognito and on the trail of a vast drugs syndicate - and some exceptionally unsavoury blackmail. But he hasn't reckoned on murder.