Tim Allen as Scott Calvin / Santa / Toy Santa

Judge Reinhold as Neil Miller

Wendy Crewson as Laura Miller

Elizabeth Mitchell as Carol

David Krumholtz as Bernard

Eric Lloyd as Charlie Calvin

Spencer Breslin as Curtis

Liliana Mumy as Lucy Miller

Danielle Woodman as Abby

Art LaFleur as Tooth Fairy

Aisha Tyler as Mother Nature

Kevin Pollak as Cupid

Jay Thomas as Easter Bunny

Michael Dorn as Sandman

Christopher Attadia as Engineer Elf #1

Curtis Butchart as Elf Center

Jamal Allen as Elf Quarterback

Alexander Pollock as Richie / Elf Tight End

Bryce Hodgson as Engineer Elf #2

Molly Shannon as Tracy

Carmen Aguirre as Spanish Teacher

Leanne Adachi as Grace

Blu Mankuma as John Pierce

Andrew Stone as Picardo

Kenya Jo Kennedy as Pamela

Janne Mortil as Pamela's Mother

Alexandra Purvis as Danielle

Fred Keating as Security Guard

Fred Ewanuick as Seismic Interpreter

Dan Joffre as C-130 Pilot

J. B. Bivens as Engineer

Alexander Hoy as Elf with Kangaroo

Bart Anderson as Hangdog Teacher

Beverley Elliott as Female Teacher

D. Neil Mark as Teacher

Ted Cole as Teacher

Nicole Leroux as Teacher

Beatrice Zeilinger as Teacher

Michael P. Northey as Teacher

Alejandro Abellan as Teacher

June B. Wilde as Teacher

Charles Payne as Teacher

Gary Jones as Teacher

Victor Brandt as Reindeer

Kath Soucie as Chet (voice)

Bob Bergen as Comet (voice)

Peter Boyle as Father Time (uncredited)

Nicola Anderson as Blind Date (uncredited)

Caroline Chan as Elf (uncredited)

Connor Matheus as Elf (uncredited)

Myles Jeffrey as Elf (uncredited)

Patrick Dorn as Elf (uncredited)

Valerie Tian as Elf (uncredited)

Anysha Berthot as Molly Elf (uncredited)

Vinicius Zorin-Machado as Restaurant Patron (uncredited)