- as Sheldon Cooper
- as Pastor Jeff
- as Mary Cooper
- as Brenda Sparks
- as George Cooper, Sr.
- as Pastor Rob
- as George Cooper Jr.
- as Mandy
- as Missy Cooper
- as Peg
- as Connie 'Meemaw' Tucker
- as Principal Petersen
- as Sheldon Cooper (Voice)
- as Chloe
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Watch "Young Sheldon > A Lock-In, a Weather Girl and a Disgusting Habit":