Oliver Porter

Lewis Black

Spencer

Dyllan Christopher

Zach Van Bourke

Wilmer Valderrama

Charlie Goldfinch

Tyler James Williams

Grace

Gina Mantegna

Donna Malone

Quinn Shephard

Timothy `Beef' Wellington

Brett Kelly

Katherine Davenport

Dominique Saldana

Sam Davenport

Rob Corddry

Valerie

Paget Brewster

Cindi

Jessica Walter

Aunt Judy (uncredited)

Teri Garr

Head Guard Hoffman

Rob Riggle

Mary Lynn

Michelle Sandler

Ernie

David Koechner

Carole Malone

Kristen Wiig

Alan Davies

Tony Hale

Airport Attendant

Wayne Federman

Desk Attendant

B. J. Novak

Restaurant Hostess

Mindy Kaling

Airport Attendant

Annette Wright

Guard in the Hall No. 1

Kevin McDonald

Desk Attendant

B.J. Novak

Santa at Mall

Ben Falcone

Al Roker

Al Roker

Guard in the Hall No. 2

Bruce McCulloch

Bully No. 2

Brooks Bedore

Guard in the Hall No. 3

Mark McKinney

Owen Marks

Lerin Porter

Gas Station Attendant

Dave Allen

Baggage Handler

Gary Morgan

Tree Salesman

Steve Bannos

Beef's Mom

Micaela Nelligan

Santa

Conrad E. Palmisano

Melvin Goldfinch

Cedric Yarbrough

Beef's Pretty Girl

Haley Fife

Girlfriend No. 1

Alisa Taylor

Handsome Santa

Nick Thune

Girlfriend No. 2

Ana Queren Seabra

Flight Attendant

Heather Beers

Girlfriend No. 3

Mallory Bouchard

Perky Presenter

Allie Mac Kay

Security Monitor

Thomas M. Conroy

UM Room Attendant

Sandra Tsing Loh

UM Room Attendant

Michael Maiello

Huge Guy at Hotel

Stan Ellsworth

Hotel Desk Clerk

Stephen Liska

Jetsetter No. 1

Lauren McKnight

Jetsetter No. 2

Noah Bastian

Pretty Mall Girl

Shareece Pfeiffer

Admiral's Club Host

Darren Ewing

Bully No. 1

Joe Lookinland

Baggage Handler

Jim Wilkey

Bathroom Boy No. 1

Hayden Holbrook

Ivy League Santa

Kim W. Powell

Bathroom Boy No. 2

Benjamin Ho

Tough Kid

Tyler Scott Drewes

Ivy League Santa

Kim Powell

Security Monitor

Thomas Conroy

Soldier (uncredited)

Cal Nguyen

Gas Station Attendant

David "Gruber" Allen