1. The idea for the series came from Jim Parsons, who plays adult Sheldon in The Big Bang Theory.
2. Iain Armitage was just eight years old when he was cast to play the titular character.
3. He was practically a shoo-in after his initial audition.
4. Pretty impressive, considering he had to memorize a three-page monologue.
5. Parsons worked with Armitage to help the younger actor find the character.
6. Medford, Texas isn’t a real place, but according to Redditors, it’s a fairly accurate depiction of small-town Texas.
8. Burns has also appeared in a few episodes of Young Sheldon as a Trekkie called Nathan.
9. Laurie Metcalf, who played Sheldon’s mom on The Big Bang Theory, told her daughter, Zoe Perry, to go out for the same role on Young Sheldon.
10. This isn’t the first time Perry has played the younger version of one of her mom’s characters.
11. Lance Barber, who plays Sheldon’s dad, also appeared on a Season 5 episode of The Big Bang Theory as Jimmy Speckerman, one of Leonard’s high school bullies.
12. Melissa Tang, the actor behind Ms. Fenley, previously appeared on The Big Bang Theory as well, as marine biologist Mandy Chow.
13. Vernee Watson played Nurse Althea on The Big Bang Theory before playing Nurse Robinson on Young Sheldon.
14. Teller (of Penn and Teller) appeared as two separate characters as well: First, as Amy’s father in The Big Bang Theory, then later alongside Penn in Young Sheldon, where the pair played a couple of dermatologists.
15. Annie Potts revealed that, being from the South, she didn’t have to look too far for inspiration to play Sheldon’s meemaw.
16. Meemaw’s appearance is inspired by one of Potts’s Designing Women costars.
