While I Live is a 1947 British drama film, directed by John Harlow. While I Live is best remembered for its musical theme "The Dream of Olwen" composed by Charles Williams, reprised at intervals throughout the film, which became hugely popular in its time and is still regularly performed. The film itself became widely known as The Dream of Olwen. It was based on a play by Robert Bell, in which also Sonia Dresdel also starred.