Overview
At a party thrown at the Metcalf estate, the Marquise D'Irancy's Sultana diamond disappears when the lights go out during a power failure. Suspected of the crime is William Kirkland, the wastrel son of the wealthy Kirkland family, but William's sister Diana comes to his defense. Aiding her in the investigation is Clamp, a wandering peddler.
Cast
Clamp
Diana
Leontine de Vallignac
James Kirkland
Patricia Melton
Marquise d'Irancy