minute film. And (aside from the Russian  chorus and the Elvis song from the beginning) there is not one  single note of written musical score in the film until Noland leaves  the island (1 hour and 43 minutes into the movie). Only then does  the musical score come in: an oboe, piano and strings are all that  Silvestri uses. Every musical cue is a variation on the same melody,  which is heard in full at the end.