John Ritter
Clifford the Big Red Dog (voice)
Acting
Wayne Brady
Shackelford (voice)
Acting
Grey DeLisle
Emily Elizabeth (voice)
Acting
Jenna Elfman
Dorothy (voice)
Acting
John Goodman
George Wolfsbottom (voice)
Acting
Jess Harnell
Dirk (voice)
Acting
Kel Mitchell
T-Bone (voice)
Acting
Judge Reinhold
Larry (voice)
Acting
Kath Soucie
Jetta / Madison (voice)
Acting
Cree Summer
Cleo (voice)
Acting
Wilmer Valderrama
Rodrigo (voice)
Acting
Earl Boen
Mr. Bleakman (voice)
Acting
Cam Clarke
Mr. Mark Howard / Marcus (voice)
Acting
Teresa Ganzel
Liza (voice)
Acting
Ernie Hudson
P.T. (voice)
Acting
Nick Jameson
Sheriff Lewis (voice)
Acting
Oren Williams
Charley (voice)
Acting