Danny Elfman and Tim Burton created a rough storyline and two-thirds of the film's songs, while Selick and his team of animators began production in July 1991 in San Francisco, California with a crew of over 120 workers, utilizing 20 sound stages for filming. Joe Ranft worked as a storyboard artist, while Eric Leighton was hired as the animation supervisor. In total there were 109,440 frames taken for the movie. Continue reading for more.
The filmmakers constructed 227 puppets to represent the characters in the movie, with Jack Skellington having "around four hundred heads", allowing the expression of every possible emotion. Sally's mouth movements "were animated through the replacement method. During the animation process, [...] only Sally's face 'mask' was removed in order to preserve the order of her long, red hair. Sally had ten types of faces, each made with a series of eleven expressions (e.g. eyes open and closed, and various facial poses) and synchronised mouth movements."