Mystery Crime Thriller
In World War II, a British secret agent carrying a vitally important document is kidnapped en route to Washington. The British government calls on Sherlock Holmes to recover it.
Directed by
Roy William Neill
Written by
Bertram Millhauser
Ian Wolfe
Antiques Store Sales Clerk
John Archer
Naval Lt. Pete Merriam
Colin Kenny
Hotel Doorman (uncredited)
Holmes Herbert
Mr. Ahrens
Mary Forbes
Mrs. Pettibone
Nigel Bruce
Doctor Watson
Mary Gordon
Mrs. Hudson
Edmund MacDonald
Detective Lt. Grogan
Marjorie Lord
Nancy Partridge
Thurston Hall
Sen. Henry Babcock
Gerald Hamer
Alfred Pettibone
Gavin Muir
Mr. Lang, government agent
Mary Field
Party Pianist (uncredited)
Henry Daniell
William Easter
Basil Rathbone
Sherlock Holmes
Margaret Seddon
Miss Pringle (uncredited)
Don Terry
Howe
Gilbert Emery
Sir Henry Marchmont (uncredited)
Clarence Muse
George
George Zucco
Heinrich Hinckel aka Richard Stanley
Caroline Frances Cooke
Mrs. Ruxton
Bradley Page
Cady
John Burton
Army Inspector (uncredited)

Your rating