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- Mega Football Baby
- Bell Beefer
- Ted Viking and Foxy
- Red Action
- A Real Magic Skeleton
- Barista Pup
- Nick Army
- Crinkly Wrinkly
- Mr. Logic
- Calendar Shop Tiger
- Cool Sun
- Courtenay Taylor as K.O.
- Ashly Burch as Enid / Foxy
- Ian Jones-Quartey as Rad / Pterodactyl / Crinkly Wrinkly
- James Urbaniak as Mr. Logic
- Melissa Villasenor as Potato / Mega Football Baby / Drupe / Ginger / Gertie
- Michael-Leon Wooley as Cool Sun / Ted the Viking / Bell Beefer
- Christopher Niosi as Pird
- Parker Simmons as Air Hockey Puck Dude / Calendar Shop Tiger / Bud / Gerald Nametag
- The episode reuses the credits for "Jethro's All Yours" instead of having its own, leaving the people that worked on this episode but not "Jethro's All Yours" uncredited.
- This episode features the first two songs sung by Rad and K.O.: "Rad's Rap" and "Wash Your Hands".
- The scene K.O. and Rad burp out, and the announcement of round numbers, are cut out from versions of the episode.