When his mother eloped with an Italian opera singer, Louis Mazzini was cut off from her aristocratic family. After the family refuses to let her be buried in the family mausoleum, Louis avenges his mother's death by attempting to murder every family member who stands between himself and the family fortune. But when he finds himself torn between his longtime love and the widow of one of his victims, his plans go awry.
Kind Hearts and Coronets is a 1949 British crime black comedy film directed by Robert Hamer. It features Dennis Price, Joan Greenwood, Valerie Hobson and Alec Guinness; Guinness plays eight characters. The plot is loosely based on the novel Israel Rank: The Autobiography of a Criminal (1907) by Roy Horniman. It concerns Louis D'Ascoyne Mazzini, the son of a woman disowned by her aristocratic family for marrying out of her social class. After her death, a vengeful Louis decides to take the family's dukedom by murdering the eight people ahead of him in the line of succession to the title.
