New 'Monsters University' Trailer: Billy Crystal, John Goodman Back in College (Video)

Monsters University

Opens: June 21

As a prequel to the hit Monsters, Inc., Monsters University establishes the relationship between Mike (Billy Crystal) and Sully (John Goodman) during their college years. The Disney Pixar film also features John Krasinski and Nathan Fillion.

The Pixar prequel to "Monsters, Inc." will hit U.S. screens June 21.

It's time to tour Monsters University.

The latest teaser for Pixars' Monsters, Inc. prequel offers viewers a campus visit -- from the scare-themed cafeteria, library and dorms to the parties, professors and classrooms -- where Mike (Billy Crystal) and Sully (John Goodman) are students. 

VIDEO: 'Monsters University': A Message From the Dean of Students

As was emphasized in a "Message from the Dean" in a prior trailer, this higher education institution's goal is to teach students how to scare properly.  

"If you're not scary, what kind of a monster are you?" asks one solemn professor in the clip.

The film, directed by Dan Scanlon, also features voice work by Steve BuscemiAubrey Plaza, Helen Mirren and John Krasinski. It gets a U.S. release June 21. 

Watch below: