The Tuttle Twins show, based on the best-selling books, is the first of its kind cartoon series that aims to instruct while entertaining.
Ethan Tuttle (voice)
Derek (voice)
Copernicus (voice)
Karinne Carmichaeal (voice)
Mrs. Tuttle (voice)
Emily Tuttle (voice)
Grandma Gabby (voice), Raphael (voice)
Mr. Tuttle (voice) / George Wormington (voice), Mr. Tuttle (voice), Tony (voice) / Dark Dumpster Derek (voice) / Fancy Derek (voice), Mudslide (voice)
Balto (voice)
William Bradford (voice)
Mike Rowe (voice)
King (Voice)
Self
Souffle Dumpty (voice)