The Grass Is Greener(1960)

"Ever See a Four-Sided Triangle?"

Overview

Victor and Hillary are down on their luck to the point that they allow tourists to take guided tours of their castle. But Charles Delacro, a millionaire oil tycoon, visits, and takes a liking to more than the house. Soon, Hattie Durant gets involved and they have a good old fashioned love triangle.

Director: Stanley Donen