Belles on Their Toes is a 1952 American family comedy film based on the autobiographical book Belles on Their Toes (1950) by siblings Frank Bunker Gilbreth Jr. and Ernestine Gilbreth Carey. The film, which debuted in New York City on May 2, 1952, was directed by Henry Levin, and Henry Ephron and Phoebe Ephron wrote the screenplay. It is a sequel to the film Cheaper by the Dozen (1950), based on Gilbreth and Carey's eponymous 1948 book.