James Bond music happened to David Arnold with "Skyfall" and "Spectre". The "James Bond Theme" is the main theme for "Dr. No", and has featured in all the Eon Productions Bond films in different versions. The theme has also featured on the gun barrel sequences at the beginning of the films. The original theme was written by Monty Norman, and was performed by John Barry and his orchestra in 1962. In the opening credits of "Dr. No", two other pieces were played: an untitled bongo interlude and a Calypso-flavored rendition of "Three Blind Mice", titled "Kingston Calypso". Due to this, "Dr. No" is
Spectre (2015 film) previous Bond films; and British playwright Jez Butterworth, who had previously made uncredited contributions to "Skyfall". Butterworth was brought in to polish the script, being helped by Mendes and Craig. Butterworth considered that his changes involved adding what he would like to see as a teenager, and limited the scenes with Bond talking to men, as "Bond shoots other men—he doesn't sit around chatting to them. So you put a line through that." With the acquisition of the rights to Spectre and its associated characters, Purvis and Wade revealed that the film would provide a minor retcon to the continuity