The Black Secret (1919) Pearl White and Walter McGrail with guns in hand Chapter 7: The Betrayal Pearl White and Walter McGrail at right Chapter 7: The Betrayal with Pearl White, Walter McGrail, and Wallace McCutcheon Jr.. Directed by George B. Seitz. Pathé. More Information on this film...                                      This work (Black Secret (1919), by Pathé), identified by Bruce Calvert, is free of known copyright restrictions. Books (none) Last Modified April 24, 2022