Corinne Orr

Sparky / Norbert (voice)

Denise Finelli

Speedy / Diesel / Out-of-Gas Customer (voice)

Glen Gomez

Daddy / Patrol Car / Flat-Tire Customer (voice)

Mark Schelp

Gas Leech Son (voice)

Michael Schelp

Gas Leech Father (voice)

Grace Schelp

Gracie (voice)

Julia Schelp

Julia (voice)