Convinced his friends forgot his birthday, Timmy visits Mr. Wisdom and is shown what Flossmore Valley would be like if he wasn't around.
Kevin Carlson
as Timmy the Tooth / Darol (voice)
Todd Mattox
as Brushbrush (voice)
Cheryl Blaylock
as Bubbles Gum / Dee (voice)
Michael Earl
as Miss Flossie (voice)
James Murray
as The Cavity Goon (voice)
Bruce Lanoil
as Miss Sweety / Sidney Cyclops (voice)
Christine Papalexis
as Annette Bruner Prower / Nicki / Irene (voice)
Allan Trautman
as Johnny Paste / Sunny the Sun / Leo (voice)
Phil Baron
as Mr. Wisdom / Nolan (voice)
Dina Fraboni
as Kay (voice)
