Random Trivia For This Title:
- In the simulated bedroom used for training the letters of the alphabet can be seen as a border at the top of the walls. For some reason the letter J is backwards.
- At Harryhausen's Sushi Restaurant, employees shout, 'Get a paper bag!' whenever somebody walks through the door. In Japan, it is customary for employees of any store to shout 'irasshaimase!' (pronounced 'ee-rah-shai-mah-seh'). The monsters shouting, 'Get a paper bag!' is a phonetic reference to this fact.
- When Boo pulls on the stacked DVDs in Sullivan's apartment and they all come falling down, the DVD she's holding can be seen to be A Bug's Life.
- Randall Boggs is last seen in a trailer home. There is a Pizza Planet truck from Toy Story and Toy Story 2 beside the trailer, and the trailer and Pizza Planet truck were also featured in A Bug's Life.
- The restaurant that Wazowski and Celia are at is called the Harryhausen. This is an homage to [?] Ray Harryhausen, the man who made the stop-motion animation monsters for films like Jason and the Argonauts.
- The Snowman describes the children in the Himalayan village as 'Tough kids, sissy kids, kids who climb on rocks', a line taken from an old jingle for Armour hot dogs.
- Sulley's fur has over 2,320,413 hairs.
- The controls for the Monsters Inc. door mechanisms include a button that starts the process labeled 'FIZT' - Fiz-T is in reality the latest software developed by Pixar Animation Studios to realistically render complex physical models - notably in this film to model Sulley's fur and Boo's clothing.
- Mary Gibbs was so young that it proved difficult to get her to stand in the recording studio and act her lines. Instead, they simply followed her around with a microphone and cut Boo's lines together from the things she said while she played.
- It normally took 11 to 12 hours to render a single frame of Sulley because of his 2.3 million individually animated hair strands.