"Kung Fu Hustle" was a passion project for Stephen Chow, who not only starred in the film but also co-directed and co-wrote it. The movie's success can be attributed to Chow's vision, which combined the best elements of martial arts films, comedies, and action movies. The film's humor, satire, and parody of traditional Hong Kong cinema are cleverly woven throughout the narrative, making it a standout in the genre.