The Unknown Quantity (film)

1919 American silent directed by Thomas R. Mills
  • April 14, 1919 (1919-04-14) (United States)
CountryUnited StatesLanguageSilent (English intertitles)

The Unknown Quantity is a lost 1919 American silent directed by Thomas R. Mills produced and distributed by the Vitagraph Company of America. It is based on the 1910 short story of the same name by O. Henry.[1][2]

Plot

A profiteer's son falls in love with one of his father's victims and secures the acquittal of her brother who was falsely accused of murder.

Cast

  • Corinne Griffith - Mary Boyne
  • Huntley Gordon - Dan Kinsolving
  • Harry Davenport - Septimus Kinsolving
  • Jack Ridgeway - Thomas Boyne
  • Frederick Buckley - Peter Kenwitz
  • Jack McLean - Sammy Boyne

References

  1. ^ Alan Globe, ed., The Complete Index to Literary Sources in Film (Bowker-Saur) 1999, 999.
  2. ^ The Unknown Quantity at the American Film Institute: Catalog of Feature Films

External links

  • The Unknown Quantity at IMDb Edit this at Wikidata
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Films directed by Thomas R. Mills
  • The Cop and the Anthem (1917)
  • The Defeat of the City (1917)
  • The Duplicity of Hargraves (1917)
  • Friends in San Rosario (1917)
  • The Furnished Room (1917)
  • The Gold That Glittered (1917)
  • The Green Door (1917)
  • The Guilty Party (1917)
  • The Love Philtre of Idey Schoenstein (1917)
  • The Marionettes (1917)
  • A Night in New Arabia (1917)
  • No Story (1917)
  • Past one at Rooney's (1917)
  • The Renaissance at Charlerio (1917)
  • The Third Ingredient (1917)
  • The Venturers (1917)
  • An American Livewire (1918)
  • Thin Ice (1919)
  • The Unknown Quantity (1919)
  • Duds (1920)
  • The Friendly Call (1920)
  • The Invisible Divorce (1920)
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