The Unpardonable Sin (movie)
- Production country: United States of America
- Producer: Marshall Neilan
- Production companies: Harry Garson Productions, Blanche Sweet Productions
- Genre: Drama
- Release date: 4/1/1919
- Run time: 90 min.
Movie description
Based on the Rupert Hughes novel, this film concerns the German atrocities committed in Belgium at the beginning of the Great War.
