A group of '90s-looking anthropomorphic dinosaur kids must come up with a way to get rid of their trash without just throwing it away or their favorite playfield will be turned into a landfill. One of them, Recycle Rex, has an idea.
| Actor | Role |
|---|---|
 Alex GreenwaldRex (voice) | Rex (voice) |
| CChris M. AllportEdsel the Dinosaur (voice) | Edsel the Dinosaur (voice) |
 Eileen BrennanRose (voice) | Rose (voice) |
 Christine CavanaughKnock / Ping (voice) | Knock / Ping (voice) |
 Josh KeatonTucker (voice) | Tucker (voice) |
| RRaymond McLeodSanitation Engineer Dinosaur / Department Store PA (voice) | Sanitation Engineer Dinosaur / Department Store PA (voice) |
 Elisabeth MossTurbo (voice) | Turbo (voice) |
| MMegan PryorEthel (voice) | Ethel (voice) |
 Susan BluPing (voice) | Ping (voice) |