Kadro (15)
Martin SheenLion (voice, US version)
Callum MaloneyFinny (voice)
Dermot MagennisDave / Mr. Griffin / Prairie Dog (voice)
Amy GrantHazel (voice, US version)Dermot MagennisDave / Mr. Griffin / Prairie Dog (voice)
Tara FlynnHazel (voice)
Paul TylakObesey / Stayput / Chimpanzee (voice)
Ava ConnollyLeah (voice)
Alan StanfordLion (voice)
Aileen MythenMrs. Griffin / Flamingo / Mrs. Guard / Margaret (voice)
Patrick FitzsymonsTanglefoot / Mr. Guard / Siberian Tiger (voice)Carla BeckerRhinoceros (voice)
Franciska FriedeBaby Hippopotamus #1 / Songbird #1 (voice)
Lotta DollBaby Hippopotamus #2 (voice)Tina EschmannSongbird #2 (voice)