Clifford the Big Red Dog (voice)
Emily Elizabeth Howard (voice) (as Grey DeLisle)
T-Bone (voice)
Cleo (voice)
Samuel (voice)
Charley (voice) (as Gary Grey)
K.C. / Mr. Mark Howard (voice)
Mr. Bleakman (voice)
Mrs. Bleakman (voice)
Victor / Pedro (voice)
Clifford the Big Red Dog - (UK) (voice)