Jillian Nguyen Arkie (voice) Remy Hii Bunniguru (voice) Sam Neill Dr. Maybee (voice) Rob Collins Blister (voice) Tim Minchin Chihoohoo (voice) Anna Torv The Keeper (voice) Liv Hewson Bugeye (voice) Deborah Mailman Treedweller (voice) Mark Coles Smith River Bandit / Swamp Dog (voice) Kate Murphy Egg / Computer Voice (voice)