Martin Short

The Cat in the Hat (voice)

DeAndray Hamilton

Nick (voice)

Halle Nunes

Sally (voice)

Jacob Ewanikuk

Nick (voice)

Rob Tinkler

Fish, Thing One and Thing Two (voice)

Alexa Torrington

Sally (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)