"Mascot Prep" features a freshman named Kevin who enrolls in a prep academy designed to help mascots and their goal to help brainstorm a jingle to sell products.
| Actor | Role |
|---|---|
| JJordan DavidGerm & French Fry (voice) | Germ & French Fry (voice) |
 Mitchel MussoKevin (voice) | Kevin (voice) |
 John DiMaggioMr. Hoffenfoffer (voice) | Mr. Hoffenfoffer (voice) |
 Grey DeLisleAdditional Voice | Additional Voice |
 Emily OsmentTall Skunk Girl (voice) | Tall Skunk Girl (voice) |
 Cindy WilliamsAdditional Voice | Additional Voice |