He is a former member of The Church of Jesus Christ of Latter-day Saints, and went on a two-year mission to Argentina, but after two years of research into that church's origins, Bachman concluded that the church's founder Joseph Smith had invented his stories, and severed his ties to that church. In 2006, Bachman was interviewed for the 2007 PBS documentary called The Mormons. In it, he discussed his departure from the LDS church. In 2008, Bachman also discussed his departure from the LDS church when interviewed for the Bill Maher documentary Religulous.