The Diamond Broker

👤

Cleo Ridgely

Jean - The Girl Detective

👤

R. Henry Grey

Harry Warrington

👤

Thomas G. Lingham

Ripert Bladeau - Diamond Importer

👤

Frank Jonasson

Henri Bladeau - Ripert's Brother

👤

William H. West

Rankin - Jewelers Association

👤

Edward Clisbee

Chief of Police Harding