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 Ryan Phuong Tam Guest Star Brian Stepanek Mr. Givens Guest Star Doc Farrow Coach Wilkins Guest Star Ryan Cargill Tommy Guest Star Rodney J. Hobbs Marcus Guest Star Alexander Arzu Mikey Guest Star Ivan Mallon Tim Guest Star Forrest Deal Jason Guest Star Chuck Lorre Executive Producer, Writer Steven Molaro Executive Producer, Writer Todd Spiewak Executive Producer Jeremy Howe Writer Stacey Pulwer Writer Maria Ferrari Writer Tara Hernandez Writer Jaffar Mahmood Director