Hilary Duff
Lizzie McGuire / Isabella Parigi

Adam Lamberg
David Gordon

Yani Gellman
Paolo Valisari

Alex Borstein
Miss Ungermeyer

Brendan Kelly
Sergei

Ashlie Brillault
Kate Sanders

Clayton Snyder
Ethan Craft

Jake Thomas
Matt McGuire

Jody Racicot
Giorgio

Hallie Todd
Jo McGuire

Robert Carradine
Sam McGuire

Carly Schroeder
Melina Bianco

Daniel Escobar
Mr. Escobar

Peter Kelamis
Dr. Comito

Katy Louise Saunders
Cute Girl #1

Ona Grauer
Model #1

Antonio Cupo
Model #2

Marcus Hondro
Janitor

Brent Chapman
Parent #1

Christine Lippa
Parent #2

Dan Joffre
Parent #3

Aaron Douglas
Paparazzo #2

Morgan Tanner
Background Dancer

Evangeline Lilly
Police Officer

Paolo Giovannucci
Florista #1

Alessandro Cavalieri
Tour Bus Driver