The Righteous Gemstones season 3 has a new official trailer alongside a huge casting announcement. The series, which was created by and stars Danny McBride, also features Adam DeVine, Skyler Gisondo, Dermot Mulroney, Walton Goggins, John Goodman, Jennifer Nettles, and more. The series follows a family of self-obsessed televangelists as they attempt to grow their megachurch empire.