Brenda Blethyn

Aunt Millie

Christopher Plummer

Santa Claus

Kevin Pollak

Archimedes

Whoopi Goldberg

Blizzard (voice)

Brittany Bristow

Erin Scott-Pierce

Leif Bristow

Blitzen (voice)

Jacqueline Byers

Skating girl (as Jackie Byers)

Josh Buckle

Jack Andrews

Wendii Fulford

Beth Cameron

Samantha Hayes

(voice)

Ellen-Ray Hennessy

Delphi (voice)

Gary Johnston

Bobby's Father

Demetrius Joyette

Bobby Jackson

Stephanie Morgenstern

Emma Ward

J.D. Nicholsen

Ted Andrews

Aidan O'Hara

Derek Tynan

Jennifer Pisana

Jess Cameron

Diana Reis

Sarah Andrews / Principal

Mark Rendall

Joe Andrews

Albert Schultz

Mr. Cameron - Jess's father

Lee Smart

Donner Jr. (voice)

Cree Summer

Aphrodite (voice)

Jan Tříska

Otto Brewer / Trainer

Zoe Warner

Katie Andrews

Jonathan Whitaker

Jordan Scott-Pierce

Jonathan Wilson

Jeremy

Richard Yearwood

Lucius

Paul Bates

Additional reindeer voices

Len Carlson

Additional reindeer voices

Tony Daniels

Additional reindeer voices

J. Miles Dale

Additional reindeer voices

LeVar Burton

Night Watchman Elf (uncredited)

Marie V. Cruz

Santa's Elf (uncredited)