Monsters Inc and Monster University

Monsters Inc was one of the first animated movies to require quite so much hair (particularly on Sully, one of the main characters). Because of this challenge, Disney started to innovate around how hair was created and groomed.

This article gives some background about the creation of the film


The follow up film Monsters University was also a huge technological challenge and one which, according to venture beat, took 100 million CPU hours to render.