The Purple Cipher

The Purple Cipher is a 1920 American silent mystery film directed by Chester Bennett and starring Earle Williams, Vola Vale and Ernest Shields. Shot by Vitagraph at the company's Brooklyn studios, it was based on the short story The Purple Hieroglyph by Murray Leinster. The story was adapted twice more in the sound era as Murder Will Out (1930) and Torchy Blane in Chinatown  (1939).

Cast

 * Earle Williams as Leonard Staunton
 * Vola Vale as Jeanne Baldwin
 * Ernest Shields as 	Jack Baldwin
 * Allan Forrest as 	Alan Fitzhugh
 * Henry A. Barrows as Frank Condon
 * Goro Kino as 	Hop Lee
 * Frank M. Seki as Wong Foo