Jerry O'Connell

Character: Hayden (voice)

Dick Van Dyke

Character: Yusop (voice)

Ja Rule

Character: Fenn (voice)

Chris Daughtry

Character: Counselor Olaf (voice)

Tionne Watkins

Character: Jarvik (voice)

Debi Derryberry

Character: Counselor Jessica / Adrian / Kid #1 (voice)

Dylan Vox

Character: Finntoozler (voice)

Greg Cipes

Character: Oppenhop / Flint / Klorg (voice)

Tammy Klein

Character: Sapseat (voice)

Aaron Witlin

Character: Additional Voices

Ana Florit

Character: Additional Voices

Andi Royer

Character: Additional Voices

Brie Cubelic

Character: Additional Voices

Bryan Dietzman

Character: Additional Voices

Emily Mae Heller

Character: Additional Voices

Malia Suarez

Character: Additional Voices

Pierre Charpilloz

Character: Additional Voices

Ryan Ebert

Character: Additional Voices