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 Melissa Peterman Brenda Sparks Guest Star Ava Allan Jana Guest Star Tom Yi Dr. Kwok Guest Star Chuck Lorre Executive Producer Steven Molaro Executive Producer, Writer Todd Spiewak Executive Producer Steve Holland Writer Eric Kaplan Writer Nick Bakay Writer Jeremy Howe Writer Connor Kilpatrick Writer Alex Reid Director