Based on your search text, here is the information regarding Frank McCay and the cast of Monsters, Inc. (specifically clarifying the film timeline):
There is no official Pixar film titled Monsters, Inc. 2 . The second film released in the franchise was the prequel mentioned above, Monsters University . There has been discussion about a streaming series titled Monsters at Work (which takes place after the first film), but Frank McCay does not appear in that series.
does not appear in the original Monsters, Inc. (2001) or its sequel, Monsters University (2013). He is a character exclusive to the prequel , Monsters University .
"Frightening" is a legendary scarer from the Monsters, Inc. franchise, voiced by John Krasinski . While there is no official movie titled Monsters, Inc. 2 , Frank McCay is a prominent character in the 2013 prequel, Monsters University .
In Monsters University , Frank McCay is the superstar scarer who inspires a young Mike Wazowski to pursue a career at Monsters, Inc. after a chance encounter on the Scare Floor. Voice Actor: John Krasinski (English version). International Voice: Manuel Neuer (German dub).