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.
| Directing | E.A. Dupont | Director |
| Writing | E.A. Dupont | Writer |
| Camera | Charles Paulus | Director of Photography |
| Art | Robert A. Dietrich | Art Direction |