Man in the Iron Mask Huguenot Roux de Marcilly. After his master's execution in 1669 the valet was taken to France, possibly by capture or subterfuge, and imprisoned because he might have known too much about his master's affairs. In "The Man of the Mask" (1908), Arthur Barnes presents James de la Cloche, the alleged illegitimate son of the reluctant Protestant Charles II of England, who would have been his father's secret intermediary with the Catholic court of France. Louis XIV could have imprisoned him because he knew too much about French affairs with England. One of Charles's confirmed illegitimate sons, the Duke of Monmouth,
Man in the Iron Mask Marquise de Fabrègues, dated 20 June 1678, which is filled with self-pity as Eustache complains about his treatment in prison, where he has been held for 10 years, and how he was deceived by their brother Louis and Clérac, their brother-in-law and the manager of Louis' estate. A year later, he wrote a letter to the king, outlining the same complaints and making a similar request for freedom. The best the king would do, however, was to send a letter to the head of Saint-Lazare telling him that "M. de Cavoye should have communication with no one at all, not