The Unknown Quantity
- Shekara: 1919
- Kasa: United States of America
- Salo: Drama
- Studio: Vitagraph Company of America
- Mahimmin bayani: lost film
- Darakta: Thomas R. Mills
- 'Yan wasa: Corinne Griffith, Huntley Gordon, Harry Davenport, Jack McLean, Jack Ridgeway, F.R. Buckley
