Drew Barrymore
Olive (voice)
Ed Asner
Santa Claus (voice)
Dan Castellaneta
The Postman (voice)
Joe Pantoliano
Martini (voice)
Peter MacNicol
Fido (voice)
Matt Groening
Arturo (voice)
Jay Mohr
Tim (voice)
Billy West
Eskimos (voice)
Tim Meadows
Richard Stans (voice)
Michael Stipe
Schnitzel (voice)
Tress MacNeille
Mrs. Claus / Mrs. Eskimo / Newsreporter (voice)
Diedrich Bader
Zookeeper (voice)
David Herman
Additional Voices
Mitch Rouse
Additional Voices
Kath Soucie
Additional Voices