Jack Black Po (voice) Dustin Hoffman Shifu (voice) Angelina Jolie Master Tigress (voice) Jackie Chan Master Monkey (voice) Lucy Liu Master Viper (voice) Seth Rogen Mantis (voice) David Cross Crane (voice) Ian McShane Tai Lung (voice) Randall Duk Kim Oogway (voice) James Hong Mr. Ping (voice) Dan Fogler Zeng (voice) Michael Clarke Duncan Commander Vachir (voice) Wayne Knight Gang Boss (voice) Kyle Gass KG Shaw (voice) Laura Kightlinger Awed Ninja (voice) Tanya Haden Smitten Bunny (voice) Stephen Kearin Gong Pig / Grateful Bunny (voice) Mark Osborne Pig Patron (voice) John Stevenson Rhino Guard (voice) Kent Osborne Pig Fan (voice)