Now, before we get into the fundamentals of how you can watch 'The Unknown Quantity' right now, here are some important points about the Vitagraph Company of America drama flick. The Unknown Quantity starring Corinne Griffith, Huntley Gordon, Harry Davenport, Jack McLean has a NR rating, a runtime of about 50 min. The release date of the movie is April 14th, 1919.
Curious about the story behind it? Here's the plot: "Mary Boyne, who made shirts at four dollars a week, had no place for love in her life - only despair and hate for the son of the man who had plunged her family into deepest distress. Peter Kenwitz loved Mary, but because he was a mathematician and a pessimist by trade, his love was as hopeless as her chance for happiness."
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'The Unknown Quantity' Release Dates
Watch in Movie Theaters on April 14th, 1919




