John Ritter
Clifford the Big Red Dog (voice)
Grey DeLisle
Emily Elizabeth Howard (voice)
Kel Mitchell
T-Bone (voice)
Cree Summer
Cleo (voice)
Gary LeRoi Gray
Charley (voice)
Cam Clarke
Machiavelli "Mac" Handover (voice)
Kath Soucie
Jetta Handover (voice)
