Jack Black Po (voice) Dustin Hoffman Shifu (voice) David Cross Crane (voice) Randall Duk Kim Oogway (voice) Elizabeth Ann Bennett Ant / Bunny (voice) Jaycee Chan Young Monkey (voice) Jim Cummings Instructor (voice) Jessica DiCicco Young Viper (voice) James Sie Great Master Viper (voice) Carol Kane Sheep (voice) Tara Strong Young Tigress (voice) John DiMaggio Crocodile Bandit #1 / Gorilla Bandit (voice) Max Koch Young Mantis (voice) Stephanie Lemelin Mei Ling (voice) Meredith Scott Lynn Master Viper's Mom (voice) Grace Rolek Shy Bunny (voice)