The film's strength lies in its central trio: (John Goodman), the top scarer; Mike Wazowski (Billy Crystal), his neurotic best friend; and Boo (Mary Gibbs), the human toddler who accidentally invades their world. Monsters, Inc. (2001) - Movie Review - Alternate Ending
Released in 2001, remains a cornerstone of the Pixar library, blending high-concept world-building with a deeply emotional core. Directed by Pete Docter, the film imagines a city called Monstropolis powered by the screams of human children, harvested by professional "scarers" who believe their targets are toxic and deadly. The Core Experience Monsters, Inc. (2001)