Movies
© Rex Features
The Dark Knight star is to voice a character called Peacock who helps panda Po (returning star Jack Black) locate a group of bandits.
Dustin Hoffman is expected to return for the sequel, which will also feature the voices of Angelina Jolie, David Cross, Seth Rogen, Lucy Liu and James Hong.
The follow-up, directed by Jennifer Yuh, is scheduled to arrive in US cinemas on June 3.
More: Gary Oldman, Movies
Related Stories
Movie Reviews
'Top Cat: The Movie' reviewHanna-Barbera's classic cartoon makes a disastrous comeback on the big screen.
Movies Interviews
'Prometheus': Fassbender video interviewMichael Fassbender tells Digital Spy about his android role in Ridley Scott's Prometheus.
At the Movies
How many Snow White dwarves can you name?Nick Frost, Ray Winstone and more try to guess Snow White's classic dwarves.
Movies Galleries
'Prometheus' review: Does it live up to the hype?Digital Spy gives its verdict on Ridley Scott's much-anticipated sci-fi.
