Sherlock Holmes in Washington

Clarence Muse as George Gerald Hamer as Alfred Pettibone Marjorie Lord as Nancy Partridge Bradley Page as Cady Mary Forbes as Mrs. Pettibone Ian Wolfe as Antiques Store Sales Clerk George Zucco as Heinrich Hinckel aka Richard Stanley John Archer as Naval Lt. Pete Merriam Edmund MacDonald as Detective Lt. Grogan Don Terry as Howe Holmes Herbert as Mr. Ahrens Margaret Seddon as Miss Pringle (uncredited) Basil Rathbone as Sherlock Holmes Nigel Bruce as Doctor Watson Henry Daniell as William Easter Gavin Muir as Mr. Lang, government agent Thurston Hall as Sen. Henry Babcock Gilbert Emery as Sir Henry Marchmont (uncredited) Colin Kenny as Hotel Doorman (uncredited) Caroline Frances Cooke as Mrs. Ruxton Mary Gordon as Mrs. Hudson

Arthur Conan Doyle Characters Roy William Neill Director, Producer Frank Skinner Music