Undercover police officer Dan Hogan infiltrates a ruthless gangster mob. Hogan’s main objective is to identify the real criminals responsible for the murder of his younger brother. Along the way, he teams up with a woman named Nora Brady, whose own brother was falsely convicted of the same murder.

Suzy Vernon
as Nora Brady

Daniel Mendaille
as Diamond Joe

Rolla Norman
as Dan Hogan

Jeanne Helbling
as Betty Joyce

Georges Mauloy
as Benson

Louis Mercier
as Tonio

Émile Chautard
as O'Brien

Frank O'Neill
as Fred