Crew
Roy William Neill
Director
BM
Bertram Millhauser
Writer
BM
Bertram Millhauser
Screenplay
LR
Lynn Riggs
Screenplay
LW
Lester White
Director of Photography
Roy William Neill
Producer
Cast
Basil Rathbone
Sherlock Holmes
Nigel Bruce
Doctor Watson
Marjorie Lord
Nancy Partridge
Henry Daniell
William Easter
George Zucco
Heinrich Hinckel aka Richard Stanley
John Archer
Naval Lt. Pete Merriam
Gavin Muir
Mr. Lang, government agent
Edmund MacDonald
Detective Lt. Grogan
Don Terry
Howe
Mary Gordon
Mrs. Hudson
Bradley Page
Cady
Clarence Muse
George
