 The film's score was written by John Barry, although some of it was replaced by material composed by Sylvester Levay (most notably the music for the scene where Howard and Phil fly the ultralight–Barry's original cue is heard on the soundtrack album).Thomas Dolby wrote the film's songs, and chose the members of Cherry Bomb.Actress Lea Thompson performed her own singing for the role, although she states that the filmmakers were unsure as to whether they would keep her vocals in the final film.