Geek'd Con, Shreveport's comic con, returns to the Shreveport Convention CenterAugust 14th through August 16th, 2026. Actor and director Joel David Moore is now scheduled to appear at Geek'd Con, on Saturday and Sunday only. Who Is Actor And Director Joel David Moore? Joel David Moore built a diverse career spanning two decades, in both comedic and dramatic acting roles. In the 2006 cult classic comedy Grandma's Boy, Joel David Moore played J.P., the eccentric and socially awkward video game creator.