Sulley's scare assistant, best friend, and roommate doesn't want any interruptions in his life—especially in his relationships.
James P. Sullivan
Sulley may be the most celebrated monster in Monstropolis, but that doesn't make him mean.
Boo has a vocabulary of about three words, but that doesn't stop this curious human girl from stealing Sulley's heart.
Purple one-eyed monster with five snakes for hair.
Large, six-limbed purple reptile
Henry J. Waternoose
Five-eyed monster with crab-like legs
Giant slug with horn-rimmed glasses