Martin Short

The Cat in the Hat (voice)

Rob Tinkler

Fish, Thing One and Thing Two (voice)

Tracey Hoyt

Nick's mother, Sally's mother (voice)

Heather Bambrick

Giant panda Zhu Zhu (voice)

Annick Obonsawin

Reindeer Ralph (voice)

Angela Lewis

Beaver Betty (voice)

Jeffrey Tambor

Bettys friend (voice)