The Sealed Envelope
- annos singulos: 1919
- Patriam: United States of America
- genus: Mystery, Drama
- Studio: Universal Film Manufacturing Company, Bluebird Photoplays
- keyword:
- Director: Douglas Gerrard
- cast: Fritzi Brunette, William Sheer, Joseph W. Girard, Charles Dorian, Catherine Wallace, Ogden Crane
