Iain Armitage Sheldon Actor Zoe Perry Mary Actor Lance Barber George Sr. Actor Annie Potts Meemaw Actor Montana Jordan Georgie Actor Raegan Revord Missy Actor Jim Parsons Adult Sheldon Narrator, Executive Producer Matt Hobby Pastor Jeff Actor Wallace Shawn Dr. Sturgis Guest Star Wyatt McClure Billy Sparks Guest Star Mckenna Grace Paige Guest Star Andrea Anders Linda Guest Star Chuck Lorre Executive Producer Steven Molaro Executive Producer, Writer Todd Spiewak Executive Producer Steve Holland Writer Eric Kaplan Writer Maria Ferrari Writer Tara Hernandez Writer Connor Kilpatrick Writer Lea Thompson Director