Disney Pixar has released the full voice cast for Monsters University, along with two photos

featuring new characters played by Nathan Fillion, Aubrey Plaza and Tyler Labine. Also joining this upcoming sequel are John Krasinski, Bonnie Hunt, Bobby Moynihan, Julia Sweeney, Beth Behrs and John Ratzenberger. Check out some of the students of MU, then continue reading for more details.

Monsters University Photo 1

"Nathan Fillion (Castle) portrays Johnny Worthington [the monster with the horns, above], the confident president of Roar Omega Roar (ROR), a Monsters University fraternity that prides itself on its notable Scarers."

Monsters University Photo 2

"Aubrey Plaza (Parks and Recreation) gives voice to Claire Wheeler, the somber president of Monsters University's Greek Council and emcee for the annual Scare Games.

Tyler Labine (Tucker and Dale Vs. Evil) was tapped to voice Brock Pearson, vice president of the Greek Council and enthusiastic emcee of the Scare Games."

John Krasinski is playing "Frightening" Frank McCay, described as a "Scaring superstar" at Monsters Inc. Bonnie Hunt plays Karen Graves, the elementary school teacher of Billy Crystal's Mike Wazowski. Bobby Moynihan lends his voice to Chet Alexander, a member of the Roar Omega Roar fratnerity. Julia Sweeney plays Ms. Squibbles, the mother to Monsters University freshman Scott "Squishy" Squibbles (Peter Sohn). Beth Behrs voices Carrie Williams, the leader of the Python Nu Kappa sorority, and John Ratzenberger plays an unidentified Monsters Inc. employee.