Overview
A mysterious evildoer terrifies the French Riviera. That mysterious character, which is hidden under the personality of James Pearce, a diamond-maker, calls himself The Black X. This time, the Black X has noticed the rich jewels of a celebrated singer and, in the company of her henchmen, is preparing to carry out the great robbery.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 42 | January 29, 1920 (46) | |
 | 25 | July 1, 1955 (65) | |
 | 49 | October 22, 1926 (60) | |
 | 42 | January 18, 1951 (77) | |
 | 57 | November 5, 1934 (77) |