The Unpardonable Sin (1919)
Based on the Rupert Hughes novel, this film concerns the German atrocities committed in Belgium at the beginning of the Great War.
- Country : United States of America
- Genre : Drama
- Studio : Harry Garson Productions, Blanche Sweet Productions
- Director : Marshall Neilan
- Cast : Blanche Sweet, Edwin Stevens, Mary Alden, Matt Moore, Wesley Barry, Wallace Beery