
Secret of the Blue Room
- År: 1933
- Land: United States of America
- Genre: Mystik, Thriller, Skräck
- Studio: Universal Pictures
- Nyckelord: murder, whodunit, pre-code, secret passageway, mystery
- Direktör: Kurt Neumann
- Kasta: Lionel Atwill, Gloria Stuart, Paul Lukas, Edward Arnold, Onslow Stevens, William Janney