
Plot
During WWII several murders occur at a convalescent home where Dr. Watson has volunteered his services. He summons Holmes for help and the master detective proceeds to solve the crime from a long list of suspects including the owners of the home, the staff and the patients recovering there.
Trailer
Cast

Basil Rathbone
Sherlock Holmes

Nigel Bruce
Doctor Watson

Dennis Hoey
Inspector Lestrade

Hillary Brooke
Sally Musgrave

Mary Gordon
Mrs. Hudson

Halliwell Hobbes
Alfred Brunton, the butler

Milburn Stone
Capt. Pat Vickery

Minna Phillips
Mrs. Howells

Arthur Margetson
Dr. Bob Sexton

Gavin Muir
Phillip Musgrave

Frederick Worlock
Geoffrey Musgrave

Norma Varden
Gracie the Barmaid

Peter Lawford
Young Sailor at Bar

Heather Wilde

Olaf Hytten
Captain MacIntosh

Eric Snowden
Sailor Playing Piano