Old British classic where the hero kills his relatives one by one

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.

A group of aging London gangsters go on a vigilante killing spree when one of their number is murdered by a street gang.

An aristocratic English family gather for the reading of their father's will. The family are dismayed to find that everything has been left to Barbara, the deceased's favourite daughter. The butler is soon found stabbed to death and Sergeant Thorpe, the local bobby, telephones Scotland Yard for assistance. Inspector Grey arrives and he and Barbara narrowly escape being shot. Cousin Ted and his wife Pauline are both killed. Sergeant Thorpe recalls some photos which Ted asked to have developed...

'Charlady helps unmask man who stabbed lady's blackmailer.' (British Film Catalogue)

When his baby daughter is was ran over by a car full of violent criminals her father decides to avenge her death by gorily killing them all one by one.

In a 16th-century European town, the ruling family has been given a prophecy that, should there ever be twin boys born, the younger will murder the older; so is dismayed when twins are born to the popular baron. The older grows to be a selfish, slovenly man, who inherits the castle at his father's death and becomes ruler over the formerly happy villagers. He enjoys his power until he learns his younger brother is returning from abroad and, afraid of the prophecy, he determines to murder his sibling, hide his body in the "black room" - an old torture chamber sealed away behind the fireplace - and then impersonate him, right down to his withered arm. In this way he hopes to not only avoid the prophecy, but also escape consequences of his other criminal deeds and obtain marriage to a local girl of the nobility...

A dying wealthy patriarch, Ramon summons his relatives to his bedside, setting the tone for intriguing suspense when a bizarre set of murders occurs. The terror begins with the arrival of the old man's sister and her lover. Blood and gore are a regular state of affairs. The first suspect is Carl who, despite his protests of his innocence, is hounded by the local detective. But the morbid killings continue... so is he the murderer, or isn't he?

One man with a murderous rampage is set out to kill the one person who he blames for the accidental death of his wife and child.

An elderly heiress is killed by her husband who wants control of her fortunes. What ensues is an all-out murder spree as relatives and friends attempt to reduce the inheritance playing field, complicated by some teenagers who decide to camp out in a dilapidated building on the estate.

Gang of robbers quarrel about the loot, but when one of them gets killed, his younger brother seeks them out to ice them one by one.