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!
Raymond Massey
Jonathan Brewster

John Alexander
'Teddy Roosevelt' Brewster

Peter Lorre
Dr. Einstein

Jack Carson
Officer Patrick O'Hara