Letter I / Letter U / Messy Mouse / Noisy Newt / The Twins Otters / Umbrella Bird (voice)
Colorful Camel / Dancing Dolphin (voice)
Laughing Lobster / Letter A / Odd Otter / Tired Turkey / Extraordinary Ox (voice)
Athletic Alligator / Violet Vulture (voice)
Violet (voice)
Elegant Elephant (voice)
Scout (voice) (as Kathryn Feller)
Penny (voice)
Galloping Goose / Kissing Kangaroo / Letter E / Letter O / Quiet Quail / Yackety Yak (voice)
High-Pitched Horse (voice)
Whiny Walrus (voice)
Eli (voice)
(voice)
Bouncing Bear / Funny Fox / Itching Iguana / Jump-Roping Jaguar / Picky Pig / Rocking Reindeer / Zippy Zebra (voice)