It was based on the 1920 novel The Loudwater Mystery by Edgar Jepson .
The Loudwater Mystery is a 1921 British silent crime film directed by Walter West and starring Gregory Scott , Pauline Peters and Clive Brook .
Loudwater Mystery was based on the 1920 novel The Loudwater Mystery by Edgar Jepson .
The Loudwater Mystery is a 1921 British silent crime film directed by Walter West and starring Gregory Scott , Pauline Peters and Clive Brook .