Jason Alexander
Eugene (voice)
Tim Curry
Doctor Dolittle (voice)
Jane Seymour
Polynesia (voice)
Tom Kenny
Gordo / Chomps / Jip (voice)
Maddie Taylor
Brainy Ape / Tango (voice)
André Sogliuzzo
Crocodile Leader / Ramsey (voice)
Dannah Feinglass Phirman
Dab-Dab / Mrs. Dolittle / Zen Zebra (voice)
Mackenzie Mason
Little Bear / Little Kitty (voice)
Stevie Vallance
Little Bunny / Little Puppy / Little Rhino (voice)
Jessica DiCicco
Louise / Ping-Ping (voice)
Jenn Reese
Ms. Ping / Young Doctor Dolittle (voice)
Marc Graue
Yellephant (voice)