Michael Bell
Opus the Penguin (voice)
Acting
Joe Alaskey
Truffles / The Ducks (voice)
Acting
John Byner
Bill (voice)
Acting
Tress MacNeille
Chicken (voice)
Acting
Alexaundria Simmons
Ronald-Ann (voice)
Acting
Andrew Hill Newman
Santa Claus (voice)
Acting
Robin Williams
Kiwi (voice) (uncredited)
Acting
Dustin Hoffman
Milquetoast (voice) (uncredited)
Acting