Greg Ballora as Thirstin the Cloud / Clem (voice)

Cheryl Blaylock as Bubbles Gum (voice)

Kevin Carlson as Timmy the Tooth / Windslow the Cloud (voice)

Michael Earl as Ms. Flossie / Bunky (voice)

Dina Fraboni as Irene the Flower (voice)

Bruce Lanoil as Ms. Sweetie (voice)

Todd Mattox as Brushbrush (voice)

James Murray as Cavity Goon (voice)

Christine Papelexis as Nicki the Flower (voice)

Allan Trautman as Sunny the Sun (voice)