Spencer, who also later orchestrated the scores for The Empire Strikes Back and Return of the Jedi. The score was orchestrated by Williams's frequent associate Herbert W. Williams' score for Star Wars was recorded over eight sessions at Anvil Studios in Denham, England on March 5, 8–12, 15 and 16, 1977. Star Wars (Original Motion Picture Soundtrack) is the soundtrack album to the 1977 film Star Wars, composed and conducted by John Williams and performed by the London Symphony Orchestra. Star Wars (Original Motion Picture Soundtrack)