The Vanishing Dagger
- Aasta: 1920
- Riik: United States of America
- Žanr: Adventure
- Stuudio: Universal Film Manufacturing Company
- Märksõna: movie serial, lost film, silent serial
- Direktor: J.P. McGowan, Edward A. Kull, Eddie Polo
- Osades: Eddie Polo, C. Norman Hammond, Laura Oakley, Peggy O'Day, Thelma Percy, Ray Ripley
