- Ramon Reed as Owen Blatt
- Kaylin Hayman as Blair Bennett
- Suzi Barrett as Rachel Bennett
- Tobie Windham as Byron Blatt
- Michael Lanahan as Mr. Penworth
- Candace Kozak as Ruth Buth
- JC Currais as The Gator
- Lela Brown as DJ Lela B
- Joe DeRosa as Manager
- Sam Brown as Iago
- Joshua Gogarty as Officer Stubbins
- Blair got detention at school for destroying the school mascot and bringing an animal into the school without permission.
- It is revealed that Blair and Ruth have an activity that they do called “Drama Sisters”.
- Rachel has a list of things the kids cannot do when grounded. It was most likely created in 2017 due to the rule, “no fidget-spinning” being a trend in 2017.
- There is an ice cream shop named after basketball player, Kareem Abdul-Jabbar.
- This is the first appearance of The Gator.
- The lizard vote was the only one that didn't show the vote choice sign.
- Grandpa Gets Grounded has a similar title to this.
- This episode premiered 2 days before Super Mario Maker 2 was released on the Nintendo Switch.
- After Blair’s backpack knocks down the school mascot, the position of her backpack changes between shots.
| To view the Blair Gets Grounded gallery, click here.