A girl, struck mute by the trauma of her father's death, follows her pet cat across the Parisian rooftops and unravels a thrilling mystery over the course of a single evening.
[It] glories in striking silhouettes, a slinky '50s beat, a bright storybook palette and an entrancing brand of make-believe that grown-ups can believe in.
In this chase film, children's love of pursuit, of running and jumping and hiding and seeking, transforms the City of Lights into a playground where even a mother bounds along car roofs to reach her daughter. The story, though, lags behind the animation.