- as Sheldon Cooper
- as Connie 'Meemaw' Tucker
- as Mary Cooper
- as Sheldon Cooper (Voice)
- as George Cooper, Sr.
- as Brenda Sparks
- as George Cooper Jr.
- as Veronica
- as Mr. Givens
- as Missy Cooper
- as Principal Petersen
- as Pastor Jeff
- as Tam
- as Anchor
- as Pete
- as Derek
- as Shopper #1
- as Shopper #2
- as Older Woman
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Watch "Young Sheldon > A Loaf of Bread and a Grand Old Flag":