Repli-Kate

James Roday Rodriguez

Max

Desmond Askew

Henry

Ali Landry

Kate / Repli-Kate

Eugene Levy

Jonas Fromer / Repli-Jonas

Todd Robert Anderson

Felix

Ryan Alosio

Derek Waters

Kurt Fuller

President Chumley

Aimee Interrupter

Wendy

Amandah Reyne

Lili

Melissa Greenspan

Brandi

Justin Shilton

Freshman

Ned Brower

Stoner

Kent Davis

E.R. Doctor

Emilio Borelli

Giovanni Bellini

David Clark

Bartender

Jennifer Echols

Hospital Receptionist

Joel Michaely

Liquor Store Clerk

Kevin Baldes

Billard Player

A. Jay Popoff

Billard Player

Jeremy Popoff

Billard Player

Allen Shellenberger

Billard Player

Daniel Dehring

Garrett Hauenstein

Kid

George Alan

Frankie (uncredited)