The film
Mortimer Brewster, a newspaper drama critic, playwright, and author known for his diatribes against marriage, suddenly falls in love and gets married; but when he makes a quick trip home to tell his two maiden aunts, he finds out his aunts' hobby - killing lonely old men and burying them in the cellar!
Synopsis from TMDB.
The name
Also in Arsenic and Old Lace
Elsewhere on screen, Mortimer
