FernGully: The Last Rainforest is an Australian animated feature produced by Kroyer Films, presented by FAI Films and released by 20th Century Fox on 10 April 1992. It was adapted from a book of the same name by Diana Young. It is a film with a strong environmental theme. The film features the voice talents of Jonathan Ward as Zak, Samantha Mathis as Crysta, Tim Curry as Hexxus, Robin Williams as Batty Koda, and Christian Slater as Pips.