- Full description
- Holmes protects inventor of bombsight....
- Cast & Crew
- Director
- Roy William Neill
- Cast
- Basil Rathbone, Nigel Bruce, Lionel Atwill, Kaaren Verne, William Post Jr., Dennis Hoey, Mary Gordon, Holmes Herbert, Harry Cording, Harold De Becker, Paul Fix, Henry Victor, Paul Bryar
- Writer
- Edward T. Lowe Jr., Scott Darling
- Director of photography
- Lester White