The Unknown Quantity (1919)
Sortie: Apr 14, 1919
Durée: 50 minutes
Genre: Drame
Etoiles: Corinne Griffith, Huntley Gordon, Harry Davenport, Jack McLean, Jack Ridgeway, F.R. Buckley
Crew: Thomas R. Mills (Director), O. Henry (Story), G. Marion Burton (Writer)