Swamp Fox, The (Episode 6): A Case of Treason (television) Television show; aired on January 22, 1960. Directed by Louis King. Tarleton discovers Mary Videaux’s spying and arrests her, hoping that Marion will try to rescue her. Using various ruses, Marion enters Charleston and shows up at a masked ball where Mary is in attendance, only to be captured himself. His men free him and Mary, and she sails for New Orleans and safety. Stars Leslie Nielsen, Robert Douglas, Barbara Eiler, John Sutton, Myron Healey, J. Pat O’Malley, Hal Stalmaster, Slim Pickens.