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.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 30 | July 9, 1963 (74) | |
 | 26 | October 26, 1955 (62) | |
 | 38 | December 11, 1951 (69) | |
 | 25 | July 18, 1972 (78) | |
 | 22 | February 13, 1975 (77) | |
 | 28 | October 22, 1971 (79) |