James Mistoll, one of the owners of a factory, and working on a process to turn copper ore into radium, falls from a window on the fourth floor and dies; This was no accident, but a murder. A detective sends his assistant, Barnes, to investigate and soon the number of suspects from within the company multiplies.

1921 film by Ewald André Dupont

A man who is believed to have murdered a woman, escapes from the insane asylum to find if he was the one to actually kill her using the scarf she was wearing.

Parysia is the rage of Paris. She has a daughter, secretly engaged to Andre, and the boy's aristocratic father objects to the alliance because of Margaret's mother being a revue artist. Director Ewald Andre Dupont took almost a year to make Moulin Rouge at a production cost of $500,000, a huge amount for 1928