During WWII, several murders occur at a convalescent home where Watson has volunteered his services.
Basil Rathbone - Holmes
Nigel Bruce - Watson
Dennis Hoey - Lestrade
Arthur Margetson - Doctor Sexton
Hillary Brooke - Sally Musgrave
Halliwell Hobbes - Brunton
Minna Phillips - Mrs. Howells
Milburn Stone - Captain Vickery
Gavin Muir - Phillip Musgrave
Gerald Hamer - Langford
Vernon Downing - Clavering
Olaf Hytten - Captain MacIntosh
Frederick Worlock - Geoffrey Musgrave (as Frederic Worlock)
Martin Ashe - Slinking Figure
Joan Blair - Nora, Maid
Charles Coleman - Constable
Harold De Becker - Pub Proprietor
Mary Gordon - Mrs. Hudson
Peter Lawford - Young Sailor at Bar
Dick Rush - Constable
Eric Snowden - Sailor Trying to Play Piano
Norma Varden - Gracie, Barmaid
Heather Wilde - Jenny, Maid
