Eliza Thornberry (voice)
Marianne Thornberry (voice)
Nigel Thornberry (voice)
Donnie Thornberry (voice)
Debbie Thornberry (voice)
Darwin (voice)
Kip O'Donnell (voice) / Kip O'Donnell / Otter (voice)
Sophie Hunter (voice)
Kix / Macqaque Wallah (voice) / Tiger / Monkey (voice)
Tyler Tucker (voice)
Shane G. (voice)
Biederman (voice) / Biederman / Otter (voice)
Dr. Freed / Customer (voice) / Inspector Tabu (voice)
Driver / Guard / Tourist #2 (voice) / Jim / Eagle (voice)
Shi Shou (voice) / Girl (voice)
Donnie's Mother / Villager (voice) / Villager / Forest Animal (voice)
Rwiti Himona / Balloon Operator (voice) / Conal (voice)
Doctor / Water Buffalo (voice) / Lemke (voice)
Biederman (voice)
Bone / Bodyguard (voice) / Grizzly Bear (voice)
Civet Cat / Mousedeer / Forest Animal (voice) / Emily (voice)
Ticket Seller / Malay Wallah (voice) / Donnie's Father / Villager (voice)
Saiful (voice) / Tano (voice)
Lizard / Koala Wallah (voice) / Raj (voice)
