On May 29, a single-pilot jet plane crashed into a lake near Nashville, killing all seven people on board. Among them were Gwen Shamblin Lara, a weight-loss guru and the founder of the Remnant Fellowship Church of Brentwood, Tenn., and her husband, William Lara, who was known as Joe and had once portrayed Tarzan in both a television series and the movie “Tarzan in Manhattan.”The leader of a midsize congregation, Ms. Lara, 66, had for the past several years been the main subject of a documentary project that sought to get beyond the gilded veneer of the Remnant Fellowship and investigate …
