Jack Black Po (voice) Bryan Cranston Li Shan (voice) Dustin Hoffman Shifu (voice) Angelina Jolie Tigress (voice) J.K. Simmons Kai (voice) Jackie Chan Monkey (voice) Seth Rogen Mantis (voice) Lucy Liu Viper (voice) David Cross Crane (voice) Kate Hudson Mei Mei (voice) James Hong Mr. Ping (voice) Randall Duk Kim Oogway (voice) Steele Gagnon Bao (voice) Liam Knight Lei Lei (voice) Wayne Knight Big Fun / Hom-Lee (voice) Al Roker Sum (voice) Willie Geist Dim (voice) Fred Tatasciore Master Bear (voice) Stephen Kearin Master Chicken (voice) Mick Wingert Farmer Goose / Farmer Rabbit (voice) Ming Tsai Ming (voice) April Hong Mrs. Chow (voice) Jean-Claude Van Damme Master Croc (voice) Radzi Chinyanganya Mi (voice) Joseph Izzo Dumpling Record Pig (voice) Mike Mitchell Male Palace Goose / Smart Panda Villager (voice)