Carl Th. Dreyer is a towering figure in Danish cinema, renowned for his 1928 silent masterpiece 'The Passion of Joan of Arc'. But what role did music play in Dreyer's sound films where he actually had full artistic control, including the musical aspect? Scholar Donald Greig considers how music plays a major part in the director’s sound films -- including in 'Day of Wrath' (1943), where this clip shows Dreyer using music to illustrate the psychology of the character Anne ... There's more to read