"Moonlight Shadow" is a song written and performed by English multi-instrumentalist Mike Oldfield, released as a single in May 1983 by Virgin Records, and included on his eighth album, Crises, of the same year. The vocals were performed by Scottish vocalist Maggie Reilly, who had collaborated with Mike Oldfield since 1980. It is Oldfield's most successful single, reaching number one on numerous charts around Europe. In the UK, it reached number four during a nineteen-week chart run and was subsequently listed by the Official Charts Company as the 29th best-selling single of 1983.