name of movie where old lady is a killer

Thriller / Adult movie

1992 film

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

A young man flees for his life when the beloved grandmother he attempted to put in a home goes on a murderous rampage.

Senior citizens are being offed by a masked killer in their small retirement community.

Five oddball criminals planning a bank robbery rent rooms on a cul-de-sac from an octogenarian widow under the pretext that they are classical musicians.

When an old lady dies two hours before her life insurance expires, the insurance lawyer suspects something dubious. He begins to investigate and he becomes the lover of the old lady's daughter...

An English woman (Ali MacGraw) returns to her homeland after losing her fortune in America, and is stalked by a serial killer.