Sean Maguire
Leonidas

Carmen Electra
Queen Margo

Ken Davitian
Xerxes

Kevin Sorbo
Hauptmann

Diedrich Bader
Traitoro

Method Man
Persian Emissary

Ike Barinholtz
Dane Cook Look-a-Like / Bond Villain / Prophet

Lauren Walsh
Pretty Girl

Tiffany Haddish
Urban Girl

Travis Van Winkle
Sonio

Jareb Dauplaise
Dilio

Phil Morris
Messenger

Jim Piddock
Loyalist / Simon Cowell Look-A-Like

Nicole Parker
Paula Abdul Look-A-Like / Britney Spears Look-A-Like / Ellen DeGeneres Look-A-Like / Hunchback Paris Hilton

Crista Flanagan
Spartan Woman / Ugly Betty Look-A-Like

Hunter Clary
Leo, Jr.

Emily Wilson
Lindsay Lohan Look-A-Like

John Di Domenico
Donald Trump Look-A-Like

Belinda Waymouth
Twiggy Look-A-Like

Jesse Lewis IV
Ms. Jay Look-A-Like

Zachary Dylan Smith
10-Year-Old Leonidas

Ryan Fraley
Brad Pitt Look-A-Like

Tiffany Claus
Angelina Jolie Look-A-Like

Nick Steele
K-Fed Look-A-Like

Jim Nieb
President Bush Look-A-Like

Dean Cochran
Rocky Balboa / Rambo

Nate Haden
Ryan Seacrest Look-A-Like

Tony Yalda
Sanjaya Look-A-Like

Jessica Heap
Spartan Woman's Friend (uncredited)

Tim Connolly
Spartan Soldier (uncredited)

Robin Atkin Downes
Narrator (uncredited)

Martin Klebba
Happy Feet (uncredited)