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 Billy Gardell Herschel Guest Star Doc Farrow Coach Wilkins Guest Star Pam Cook Diane Guest Star Chuck Lorre Executive Producer, Writer Steven Molaro Executive Producer, Writer Todd Spiewak Executive Producer Damir Konjicija Writer Dario Konjicija Writer David Bickel Writer Tara Hernandez Writer Jaffar Mahmood Director