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 (voice)

Mitch Rouse

Additional Voices (voice)

Kath Soucie

Additional Voices (voice)