Anna Faris

Cindy Campbell

Regina Hall

Brenda Meeks

Craig Bierko

Tom Ryan

Bill Pullman

Henry Hale

Anthony Anderson

Mahalik

Leslie Nielsen

President Baxter Harris

Molly Shannon

Marilyn

Michael Madsen

Oliver

Chris Elliott

Ezekiel

Carmen Electra

Holly

Shaquille O'Neal

Shaq

Phil McGraw

Dr. Phil

Cloris Leachman

Mrs. Norris

Conchita Campbell

Rachel

Beau Mirchoff

Robbie Ryan

Kevin Hart

CJ

DeRay Davis

Marvin

Simon Rex

George

Bryan Callen

Harper

Alonzo Bodden

Jamison

Dave Attell

Knifeman

Holly Madison

Blonde #1

Bridget Marquardt

Blonde #2

Kendra Wilkinson

Blonde #3

Drew Mikuska

Cody

Chingy

Chingy

Fabolous

Gunman

Lil Jon

Gloating Driver

Henry Mah

Mr. Koji

John Reardon

Jeremiah

Campbell Lane

Amos

Anna Ferguson

Female Elder #2

Ralph Alderman

Male Elder #3

Andrew McNee

Hoss

Edward Moss

Michael Jackson

Debra Wilson

Oprah

Craig Mazin

Saw Villain (voice)

David Zucker

Zoltar (voice)

Tim Henry

Dock Foreman

Alex Bruhanski

Tiffany's Trainer

Doug Abrahams

Fight Referee

Blaine Anderson

Vendor at Fight

Dale Wolfe

Hang Gliding Man

Jess McLeod

Little Girl

David MacKay

'Alien Attack!'

Tony Ali

Terrorist

Jana Mitsoula

Running Woman #1

Gwenda Lorenzetti

Mr. Koji's Assistant

Brenda McDonald

Old Lady Henderson

Darren Rizzolo

Spit Take Kid #1

Yan-Kay Crystal Lowe

Chingy's Girl #1

Christie Laing

Chingy's Girl #2

Angelique Naude

Chingy's Really Hot Waitress

Dexter Bell

Chingy's Hype Man

Beverley Breuer

Blonde Woman in Alien Basket

Barry W. Levy

National Spokesman

Darryl Scheelar

Shotgun Man

Rorelee Tio

Yoko

Link Baker

Tom's Neighbor #2

Kathryn Dobbs

School Teacher

Tony Morelli

Ball Scratcher

Elisa King

Wet T-Shirt Girl #2

Sarah Edmondson

Bar Waitress

Kwesi Ameyaw

Soldier

Ted Friend

Reporter

Robbie Segulam

UN Diplomat #2

Nimet Kanji

UN Diplomat #3

Mina E. Mina

UN Diplomat #6

Charlie Sheen

Tom Logan (uncredited)

James Earl Jones

Narrator (uncredited)

Patrice O'Neal

Rasheed (uncredited)

Chris Williams

Marcus (uncredited)

Kimani Ray Smith

Cut Man (uncredited)

Yaroslav Poverlo

Belgian Representative in UN (uncredited)

Amber Borycki

Dancer (uncredited)