Jerry O'Connell
Hayden (voice)
Dick Van Dyke
Yusop (voice)
Ja Rule
Fenn (voice)
Chris Daughtry
Counselor Olaf (voice)
Tionne Watkins
Jarvik (voice)
Debi Derryberry
Counselor Jessica / Adrian / Kid #1 (voice)
Dylan Vox
Finntoozler (voice)
Greg Cipes
Oppenhop / Flint / Klorg (voice)
Tammy Klein
Sapseat (voice)
?
Aaron Witlin
Additional Voices