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.
Top Cast
Dennis Price as Louis Mazzini
Alec Guinness as The D'Ascoyne Family: The Duke
Joan Greenwood as Sibella
Valerie Hobson as Edith D'Ascoyne
Audrey Fildes as Mama
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