All Grown Up! Dude, Where's My Horse? is an animated television special of the nickelodeon animated series All Grown Up!. It aired on Nickelodeon on July 16, 2005.
Starring
- E.G. Daily - Tommy
- Nancy Cartwright - Chuckie
- Kath Soucie - Phil, Lil, Betty
- Cheryl Chase - Angelica
- Cree Summer - Susie
- Tara Strong - Dil
- Dionne Quan - Kimi
- Joe Alaskey - Grandpa Lou, Rustler #2
- Melanie Chartoff - Didi
- Grant Albrecht - Red, Rustler #1
- Nika Futterman - Little Red
- Stefan Marks - Tiny
- Jeffrey Nordling - Big Red, Crazy Australian
- Dee Bradley Baker - Reject, Truck Driver, Ostriches
- Joe Lala - Enrique, Doctor