The Lost Diamond

John Holden discovers a burglar in his house and shoots at the escaping thief. Warding, a detective, and the officer on the beat hear the shot and hurry to the scene. The detective finds a large diamond set on the library rug and concludes it has been lost from the thief's ring.

• Robert G. VignolaDirector

• James VincentWarding - the Detective
• Henry HallamJohn Holden
• Helen LindrothMrs. John Holden
• Dexter McReynoldsTom Stokes
• John MackinDick Kirk
• Alice HollisterNancy - the Accomplice