The Shrinking of Treehorn Not rated yetAdventureAnimationComedyAfter playing a strange board game, a young boy named Treehorn mysteriously begins shrinking in size – a phenomenon which goes largely unnoticed by his parents.Country of originUnited StatesCastMezi Atwood as TaylorCrewRon Howard · DirectorRob Lieber · WriterFlorence Parry Heide · WriterBrian Grazer · ProducerRon Howard · ProducerZareh Nalbandian · Producer