First broadcast 14th/21st December 1973.
Ian Carmichael - Lord Peter Wimsey
Mark Eden - Chief Inspector Parker
Rachel Herbert - Lady Mary
Gabrielle Brune - Helen, Duchess of Denver
Bridget Armstrong - Dian de Momerie
Peter Bowles - Major Todd Milligan
Paul Darrow - Mr. Tallboy
Janet Key - Ethel Vavasour
Fiona Walker - Miss Meteyard
Christopher Timothy - Mr. Willis
Shirley Cain - Miss Rossiter
Caroline Dowdeswell - Miss Parton
Hilary Wontner - Mountjoy
Ian Gelder - Hector Puncheon
John Rapley - Small Man
Royston Tickner - Landlord
Norman Lumsden - Bracket
Antony Carrick - Cummings
John Hallam - Mr. Ingleby
Peter Pratt -Mr. Pym
Alan Foss - Withers
Alan Chuntz - Taxi Driver
