Every season of The Righteous Gemstones has been stacked with impressive guest stars, including Eric André, Kristen Johnston, Steve Zahn, Jason Schwartzman and Eric Roberts. With the premiere of ...

Kristen Johnston (The Righteous Gemstones) is reuniting with Chuck Lorre and Susan McMartin as she joins the cast of Netflix's Untitled Leanne Morgan Project in a series regular role.